Finding the Fourth Proportional to 156,601.69, 216,110.33 and 88,617.27

Step by Step Solution

1. Step 1: Write the proportion equation
   156,601.69 : 216,110.33 = 88,617.27 : x
2. Step 2: Convert to fraction form
   156,601.69/216,110.33 = 88,617.27/x
3. Step 3: Cross multiply
   156,601.69x = 216,110.33 × 88,617.27
4. Step 4: Simplify right side
   156,601.69x = 19,151,108,163.04
5. Step 5: Solve for x
   x = 19,151,108,163.04/156,601.69
6. Step 6: Final answer
   x = 122,291.84