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Finding the Fourth Proportional to 41,786.98, 62,686.32 and 12,206.98

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Solution

The fourth proportional to 41,786.98, 62,686.32 and 12,206.98 is: 18,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,786.98 : 62,686.32 = 12,206.98 : x
  2. Step 2: Convert to fraction form
    41,786.98/62,686.32 = 12,206.98/x
  3. Step 3: Cross multiply
    41,786.98x = 62,686.32 × 12,206.98
  4. Step 4: Simplify right side
    41,786.98x = 765,210,654.51
  5. Step 5: Solve for x
    x = 765,210,654.51/41,786.98
  6. Step 6: Final answer
    x = 18,312.18

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