Finding the Fourth Proportional to 150,436.53, 207,596.89 and 82,452.72

Step by Step Solution

1. Step 1: Write the proportion equation
   150,436.53 : 207,596.89 = 82,452.72 : x
2. Step 2: Convert to fraction form
   150,436.53/207,596.89 = 82,452.72/x
3. Step 3: Cross multiply
   150,436.53x = 207,596.89 × 82,452.72
4. Step 4: Simplify right side
   150,436.53x = 17,116,928,244.04
5. Step 5: Solve for x
   x = 17,116,928,244.04/150,436.53
6. Step 6: Final answer
   x = 113,781.73