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Finding the Fourth Proportional to 8,055,816.80, 12,090,334.80 and 7,992,831.20

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Solution

The fourth proportional to 8,055,816.80, 12,090,334.80 and 7,992,831.20 is: 11,995,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,816.80 : 12,090,334.80 = 7,992,831.20 : x
  2. Step 2: Convert to fraction form
    8,055,816.80/12,090,334.80 = 7,992,831.20/x
  3. Step 3: Cross multiply
    8,055,816.80x = 12,090,334.80 × 7,992,831.20
  4. Step 4: Simplify right side
    8,055,816.80x = 96,636,005,207,885.77
  5. Step 5: Solve for x
    x = 96,636,005,207,885.77/8,055,816.80
  6. Step 6: Final answer
    x = 11,995,804.72

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