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Finding the Fourth Proportional to 8,557.70, 12,836.55 and 2,714.75

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Solution

The fourth proportional to 8,557.70, 12,836.55 and 2,714.75 is: 4,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.70 : 12,836.55 = 2,714.75 : x
  2. Step 2: Convert to fraction form
    8,557.70/12,836.55 = 2,714.75/x
  3. Step 3: Cross multiply
    8,557.70x = 12,836.55 × 2,714.75
  4. Step 4: Simplify right side
    8,557.70x = 34,848,024.11
  5. Step 5: Solve for x
    x = 34,848,024.11/8,557.70
  6. Step 6: Final answer
    x = 4,072.13

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