Finding the Fourth Proportional to 150,191.25, 207,264.54 and 83,123.25

Step by Step Solution

1. Step 1: Write the proportion equation
   150,191.25 : 207,264.54 = 83,123.25 : x
2. Step 2: Convert to fraction form
   150,191.25/207,264.54 = 83,123.25/x
3. Step 3: Cross multiply
   150,191.25x = 207,264.54 × 83,123.25
4. Step 4: Simplify right side
   150,191.25x = 17,228,502,174.56
5. Step 5: Solve for x
   x = 17,228,502,174.56/150,191.25
6. Step 6: Final answer
   x = 114,710.43