Finding the Fourth Proportional to 150,717.15, 207,978.24 and 82,723.32

Step by Step Solution

1. Step 1: Write the proportion equation
   150,717.15 : 207,978.24 = 82,723.32 : x
2. Step 2: Convert to fraction form
   150,717.15/207,978.24 = 82,723.32/x
3. Step 3: Cross multiply
   150,717.15x = 207,978.24 × 82,723.32
4. Step 4: Simplify right side
   150,717.15x = 17,204,650,500.56
5. Step 5: Solve for x
   x = 17,204,650,500.56/150,717.15
6. Step 6: Final answer
   x = 114,151.91