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Finding the Fourth Proportional to 8,299.92, 12,450.24 and 2,456.40

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Solution

The fourth proportional to 8,299.92, 12,450.24 and 2,456.40 is: 3,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.92 : 12,450.24 = 2,456.40 : x
  2. Step 2: Convert to fraction form
    8,299.92/12,450.24 = 2,456.40/x
  3. Step 3: Cross multiply
    8,299.92x = 12,450.24 × 2,456.40
  4. Step 4: Simplify right side
    8,299.92x = 30,582,769.54
  5. Step 5: Solve for x
    x = 30,582,769.54/8,299.92
  6. Step 6: Final answer
    x = 3,684.71

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