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Finding the Fourth Proportional to 8,392.82, 12,591.72 and 3,462.75

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Solution

The fourth proportional to 8,392.82, 12,591.72 and 3,462.75 is: 5,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.82 : 12,591.72 = 3,462.75 : x
  2. Step 2: Convert to fraction form
    8,392.82/12,591.72 = 3,462.75/x
  3. Step 3: Cross multiply
    8,392.82x = 12,591.72 × 3,462.75
  4. Step 4: Simplify right side
    8,392.82x = 43,601,978.43
  5. Step 5: Solve for x
    x = 43,601,978.43/8,392.82
  6. Step 6: Final answer
    x = 5,195.16

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