Finding the Fourth Proportional to 172,433.22, 237,955.55 and 96,981.72

Step by Step Solution

1. Step 1: Write the proportion equation
   172,433.22 : 237,955.55 = 96,981.72 : x
2. Step 2: Convert to fraction form
   172,433.22/237,955.55 = 96,981.72/x
3. Step 3: Cross multiply
   172,433.22x = 237,955.55 × 96,981.72
4. Step 4: Simplify right side
   172,433.22x = 23,077,338,522.55
5. Step 5: Solve for x
   x = 23,077,338,522.55/172,433.22
6. Step 6: Final answer
   x = 133,833.48