Finding the Fourth Proportional to 434,800.80, 652,245.89 and 150,490.89

Step by Step Solution

1. Step 1: Write the proportion equation
   434,800.80 : 652,245.89 = 150,490.89 : x
2. Step 2: Convert to fraction form
   434,800.80/652,245.89 = 150,490.89/x
3. Step 3: Cross multiply
   434,800.80x = 652,245.89 × 150,490.89
4. Step 4: Simplify right side
   434,800.80x = 98,157,061,035.60
5. Step 5: Solve for x
   x = 98,157,061,035.60/434,800.80
6. Step 6: Final answer
   x = 225,751.79