Finding the Fourth Proportional to 75,150.50, 103,707.72 and 41,616.50

Step by Step Solution

1. Step 1: Write the proportion equation
   75,150.50 : 103,707.72 = 41,616.50 : x
2. Step 2: Convert to fraction form
   75,150.50/103,707.72 = 41,616.50/x
3. Step 3: Cross multiply
   75,150.50x = 103,707.72 × 41,616.50
4. Step 4: Simplify right side
   75,150.50x = 4,315,952,329.38
5. Step 5: Solve for x
   x = 4,315,952,329.38/75,150.50
6. Step 6: Final answer
   x = 57,430.79