Finding the Fourth Proportional to 82,449.15, 123,507.88 and 62,492.78

Step by Step Solution

1. Step 1: Write the proportion equation
   82,449.15 : 123,507.88 = 62,492.78 : x
2. Step 2: Convert to fraction form
   82,449.15/123,507.88 = 62,492.78/x
3. Step 3: Cross multiply
   82,449.15x = 123,507.88 × 62,492.78
4. Step 4: Simplify right side
   82,449.15x = 7,718,350,773.11
5. Step 5: Solve for x
   x = 7,718,350,773.11/82,449.15
6. Step 6: Final answer
   x = 93,613.47