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Finding the Fourth Proportional to 8,793.77, 13,190.72 and 2,554.20

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Solution

The fourth proportional to 8,793.77, 13,190.72 and 2,554.20 is: 3,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.77 : 13,190.72 = 2,554.20 : x
  2. Step 2: Convert to fraction form
    8,793.77/13,190.72 = 2,554.20/x
  3. Step 3: Cross multiply
    8,793.77x = 13,190.72 × 2,554.20
  4. Step 4: Simplify right side
    8,793.77x = 33,691,724.25
  5. Step 5: Solve for x
    x = 33,691,724.25/8,793.77
  6. Step 6: Final answer
    x = 3,831.32

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