Finding the Fourth Proportional to 150,651.87, 207,899.01 and 82,669.98

Step by Step Solution

1. Step 1: Write the proportion equation
   150,651.87 : 207,899.01 = 82,669.98 : x
2. Step 2: Convert to fraction form
   150,651.87/207,899.01 = 82,669.98/x
3. Step 3: Cross multiply
   150,651.87x = 207,899.01 × 82,669.98
4. Step 4: Simplify right side
   150,651.87x = 17,187,006,998.72
5. Step 5: Solve for x
   x = 17,187,006,998.72/150,651.87
6. Step 6: Final answer
   x = 114,084.26