Finding the Fourth Proportional to 150,171, 207,242.52 and 83,103

Step by Step Solution

1. Step 1: Write the proportion equation
   150,171 : 207,242.52 = 83,103 : x
2. Step 2: Convert to fraction form
   150,171/207,242.52 = 83,103/x
3. Step 3: Cross multiply
   150,171x = 207,242.52 × 83,103
4. Step 4: Simplify right side
   150,171x = 17,222,475,139.56
5. Step 5: Solve for x
   x = 17,222,475,139.56/150,171
6. Step 6: Final answer
   x = 114,685.76