Finding the Fourth Proportional to 62,139.18, 85,758.03 and 38,279.82

Step by Step Solution

1. Step 1: Write the proportion equation
   62,139.18 : 85,758.03 = 38,279.82 : x
2. Step 2: Convert to fraction form
   62,139.18/85,758.03 = 38,279.82/x
3. Step 3: Cross multiply
   62,139.18x = 85,758.03 × 38,279.82
4. Step 4: Simplify right side
   62,139.18x = 3,282,801,951.95
5. Step 5: Solve for x
   x = 3,282,801,951.95/62,139.18
6. Step 6: Final answer
   x = 52,829.82