Finding the Fourth Proportional to 112,568.72, 155,166.18 and 88,657.52

Step by Step Solution

1. Step 1: Write the proportion equation
   112,568.72 : 155,166.18 = 88,657.52 : x
2. Step 2: Convert to fraction form
   112,568.72/155,166.18 = 88,657.52/x
3. Step 3: Cross multiply
   112,568.72x = 155,166.18 × 88,657.52
4. Step 4: Simplify right side
   112,568.72x = 13,756,648,706.67
5. Step 5: Solve for x
   x = 13,756,648,706.67/112,568.72
6. Step 6: Final answer
   x = 122,206.67