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Finding the Fourth Proportional to 8,739.82, 12,061.05 and 4,760.97

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Solution

The fourth proportional to 8,739.82, 12,061.05 and 4,760.97 is: 6,570.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.82 : 12,061.05 = 4,760.97 : x
  2. Step 2: Convert to fraction form
    8,739.82/12,061.05 = 4,760.97/x
  3. Step 3: Cross multiply
    8,739.82x = 12,061.05 × 4,760.97
  4. Step 4: Simplify right side
    8,739.82x = 57,422,297.22
  5. Step 5: Solve for x
    x = 57,422,297.22/8,739.82
  6. Step 6: Final answer
    x = 6,570.19

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