Finding the Fourth Proportional to 150,385.32, 207,530.22 and 82,401.48

Step by Step Solution

1. Step 1: Write the proportion equation
   150,385.32 : 207,530.22 = 82,401.48 : x
2. Step 2: Convert to fraction form
   150,385.32/207,530.22 = 82,401.48/x
3. Step 3: Cross multiply
   150,385.32x = 207,530.22 × 82,401.48
4. Step 4: Simplify right side
   150,385.32x = 17,100,797,272.73
5. Step 5: Solve for x
   x = 17,100,797,272.73/150,385.32
6. Step 6: Final answer
   x = 113,713.21