Finding the Fourth Proportional to 156,863.98, 216,460.92 and 88,882.30

Step by Step Solution

1. Step 1: Write the proportion equation
   156,863.98 : 216,460.92 = 88,882.30 : x
2. Step 2: Convert to fraction form
   156,863.98/216,460.92 = 88,882.30/x
3. Step 3: Cross multiply
   156,863.98x = 216,460.92 × 88,882.30
4. Step 4: Simplify right side
   156,863.98x = 19,239,544,429.72
5. Step 5: Solve for x
   x = 19,239,544,429.72/156,863.98
6. Step 6: Final answer
   x = 122,651.13