Finding the Fourth Proportional to 92,068.16, 138,143.76 and 41,479.78

Step by Step Solution

1. Step 1: Write the proportion equation
   92,068.16 : 138,143.76 = 41,479.78 : x
2. Step 2: Convert to fraction form
   92,068.16/138,143.76 = 41,479.78/x
3. Step 3: Cross multiply
   92,068.16x = 138,143.76 × 41,479.78
4. Step 4: Simplify right side
   92,068.16x = 5,730,172,773.17
5. Step 5: Solve for x
   x = 5,730,172,773.17/92,068.16
6. Step 6: Final answer
   x = 62,238.38