Finding the Fourth Proportional to 111,555.03, 153,945.04 and 60,566.75

Step by Step Solution

1. Step 1: Write the proportion equation
   111,555.03 : 153,945.04 = 60,566.75 : x
2. Step 2: Convert to fraction form
   111,555.03/153,945.04 = 60,566.75/x
3. Step 3: Cross multiply
   111,555.03x = 153,945.04 × 60,566.75
4. Step 4: Simplify right side
   111,555.03x = 9,323,949,678.86
5. Step 5: Solve for x
   x = 9,323,949,678.86/111,555.03
6. Step 6: Final answer
   x = 83,581.62