Finding the Fourth Proportional to 111,550.51, 153,938.60 and 60,563.71

Step by Step Solution

1. Step 1: Write the proportion equation
   111,550.51 : 153,938.60 = 60,563.71 : x
2. Step 2: Convert to fraction form
   111,550.51/153,938.60 = 60,563.71/x
3. Step 3: Cross multiply
   111,550.51x = 153,938.60 × 60,563.71
4. Step 4: Simplify right side
   111,550.51x = 9,323,092,040.54
5. Step 5: Solve for x
   x = 9,323,092,040.54/111,550.51
6. Step 6: Final answer
   x = 83,577.32