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Finding the Fourth Proportional to 5,824.80, 8,737.20 and 5,792.40

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Solution

The fourth proportional to 5,824.80, 8,737.20 and 5,792.40 is: 8,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.80 : 8,737.20 = 5,792.40 : x
  2. Step 2: Convert to fraction form
    5,824.80/8,737.20 = 5,792.40/x
  3. Step 3: Cross multiply
    5,824.80x = 8,737.20 × 5,792.40
  4. Step 4: Simplify right side
    5,824.80x = 50,609,357.28
  5. Step 5: Solve for x
    x = 50,609,357.28/5,824.80
  6. Step 6: Final answer
    x = 8,688.60

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