Finding the Fourth Proportional to 172,085, 237,477.30 and 96,633.50

Step by Step Solution

1. Step 1: Write the proportion equation
   172,085 : 237,477.30 = 96,633.50 : x
2. Step 2: Convert to fraction form
   172,085/237,477.30 = 96,633.50/x
3. Step 3: Cross multiply
   172,085x = 237,477.30 × 96,633.50
4. Step 4: Simplify right side
   172,085x = 22,948,262,669.55
5. Step 5: Solve for x
   x = 22,948,262,669.55/172,085
6. Step 6: Final answer
   x = 133,354.23