Finding the Fourth Proportional to 150,009.71, 207,019.82 and 82,022.63

Step by Step Solution

1. Step 1: Write the proportion equation
   150,009.71 : 207,019.82 = 82,022.63 : x
2. Step 2: Convert to fraction form
   150,009.71/207,019.82 = 82,022.63/x
3. Step 3: Cross multiply
   150,009.71x = 207,019.82 × 82,022.63
4. Step 4: Simplify right side
   150,009.71x = 16,980,309,268.48
5. Step 5: Solve for x
   x = 16,980,309,268.48/150,009.71
6. Step 6: Final answer
   x = 113,194.74