Finding the Fourth Proportional to 150,513.38, 207,717.83 and 83,445.38

Step by Step Solution

1. Step 1: Write the proportion equation
   150,513.38 : 207,717.83 = 83,445.38 : x
2. Step 2: Convert to fraction form
   150,513.38/207,717.83 = 83,445.38/x
3. Step 3: Cross multiply
   150,513.38x = 207,717.83 × 83,445.38
4. Step 4: Simplify right side
   150,513.38x = 17,333,093,257.13
5. Step 5: Solve for x
   x = 17,333,093,257.13/150,513.38
6. Step 6: Final answer
   x = 115,159.82