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Finding the Fourth Proportional to 8,493.86, 12,736.71 and 3,562.18

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Solution

The fourth proportional to 8,493.86, 12,736.71 and 3,562.18 is: 5,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.86 : 12,736.71 = 3,562.18 : x
  2. Step 2: Convert to fraction form
    8,493.86/12,736.71 = 3,562.18/x
  3. Step 3: Cross multiply
    8,493.86x = 12,736.71 × 3,562.18
  4. Step 4: Simplify right side
    8,493.86x = 45,370,421.79
  5. Step 5: Solve for x
    x = 45,370,421.79/8,493.86
  6. Step 6: Final answer
    x = 5,341.55

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