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Finding the Fourth Proportional to 8,499.92, 12,747.40 and 3,304.56

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Solution

The fourth proportional to 8,499.92, 12,747.40 and 3,304.56 is: 4,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499.92 : 12,747.40 = 3,304.56 : x
  2. Step 2: Convert to fraction form
    8,499.92/12,747.40 = 3,304.56/x
  3. Step 3: Cross multiply
    8,499.92x = 12,747.40 × 3,304.56
  4. Step 4: Simplify right side
    8,499.92x = 42,124,548.14
  5. Step 5: Solve for x
    x = 42,124,548.14/8,499.92
  6. Step 6: Final answer
    x = 4,955.88

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