Finding the Fourth Proportional to 126,061.40, 173,934.18 and 71,601.45

Step by Step Solution

1. Step 1: Write the proportion equation
   126,061.40 : 173,934.18 = 71,601.45 : x
2. Step 2: Convert to fraction form
   126,061.40/173,934.18 = 71,601.45/x
3. Step 3: Cross multiply
   126,061.40x = 173,934.18 × 71,601.45
4. Step 4: Simplify right side
   126,061.40x = 12,453,939,492.56
5. Step 5: Solve for x
   x = 12,453,939,492.56/126,061.40
6. Step 6: Final answer
   x = 98,792.65