Finding the Fourth Proportional to 112,569.72, 155,167.56 and 88,658.52

Step by Step Solution

1. Step 1: Write the proportion equation
   112,569.72 : 155,167.56 = 88,658.52 : x
2. Step 2: Convert to fraction form
   112,569.72/155,167.56 = 88,658.52/x
3. Step 3: Cross multiply
   112,569.72x = 155,167.56 × 88,658.52
4. Step 4: Simplify right side
   112,569.72x = 13,756,926,221.61
5. Step 5: Solve for x
   x = 13,756,926,221.61/112,569.72
6. Step 6: Final answer
   x = 122,208.05