Finding the Fourth Proportional to 150,632.28, 207,865.52 and 82,647.72

Step by Step Solution

1. Step 1: Write the proportion equation
   150,632.28 : 207,865.52 = 82,647.72 : x
2. Step 2: Convert to fraction form
   150,632.28/207,865.52 = 82,647.72/x
3. Step 3: Cross multiply
   150,632.28x = 207,865.52 × 82,647.72
4. Step 4: Simplify right side
   150,632.28x = 17,179,611,294.61
5. Step 5: Solve for x
   x = 17,179,611,294.61/150,632.28
6. Step 6: Final answer
   x = 114,050.00