Finding the Fourth Proportional to 150,982.50, 208,358.42 and 83,002.31

Step by Step Solution

1. Step 1: Write the proportion equation
   150,982.50 : 208,358.42 = 83,002.31 : x
2. Step 2: Convert to fraction form
   150,982.50/208,358.42 = 83,002.31/x
3. Step 3: Cross multiply
   150,982.50x = 208,358.42 × 83,002.31
4. Step 4: Simplify right side
   150,982.50x = 17,294,230,167.95
5. Step 5: Solve for x
   x = 17,294,230,167.95/150,982.50
6. Step 6: Final answer
   x = 114,544.60