Finding the Fourth Proportional to 112,513.86, 168,623.17 and 82,792.53

Step by Step Solution

1. Step 1: Write the proportion equation
   112,513.86 : 168,623.17 = 82,792.53 : x
2. Step 2: Convert to fraction form
   112,513.86/168,623.17 = 82,792.53/x
3. Step 3: Cross multiply
   112,513.86x = 168,623.17 × 82,792.53
4. Step 4: Simplify right side
   112,513.86x = 13,960,738,653.94
5. Step 5: Solve for x
   x = 13,960,738,653.94/112,513.86
6. Step 6: Final answer
   x = 124,080.17