Finding the Fourth Proportional to 152,744.10, 229,116.15 and 133,061.10

Step by Step Solution

1. Step 1: Write the proportion equation
   152,744.10 : 229,116.15 = 133,061.10 : x
2. Step 2: Convert to fraction form
   152,744.10/229,116.15 = 133,061.10/x
3. Step 3: Cross multiply
   152,744.10x = 229,116.15 × 133,061.10
4. Step 4: Simplify right side
   152,744.10x = 30,486,446,946.77
5. Step 5: Solve for x
   x = 30,486,446,946.77/152,744.10
6. Step 6: Final answer
   x = 199,591.65