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Finding the Fourth Proportional to 8,866,976.92, 13,289,682.20 and 6,274,028.72

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Solution

The fourth proportional to 8,866,976.92, 13,289,682.20 and 6,274,028.72 is: 9,403,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866,976.92 : 13,289,682.20 = 6,274,028.72 : x
  2. Step 2: Convert to fraction form
    8,866,976.92/13,289,682.20 = 6,274,028.72/x
  3. Step 3: Cross multiply
    8,866,976.92x = 13,289,682.20 × 6,274,028.72
  4. Step 4: Simplify right side
    8,866,976.92x = 83,379,847,802,472.78
  5. Step 5: Solve for x
    x = 83,379,847,802,472.78/8,866,976.92
  6. Step 6: Final answer
    x = 9,403,413.20

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