Finding the Fourth Proportional to 226,003.50, 311,894.55 and 125,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   226,003.50 : 311,894.55 = 125,401.50 : x
2. Step 2: Convert to fraction form
   226,003.50/311,894.55 = 125,401.50/x
3. Step 3: Cross multiply
   226,003.50x = 311,894.55 × 125,401.50
4. Step 4: Simplify right side
   226,003.50x = 39,112,044,411.83
5. Step 5: Solve for x
   x = 39,112,044,411.83/226,003.50
6. Step 6: Final answer
   x = 173,059.46