Finding the Fourth Proportional to 111,554.64, 153,944.55 and 60,566.37

Step by Step Solution

1. Step 1: Write the proportion equation
   111,554.64 : 153,944.55 = 60,566.37 : x
2. Step 2: Convert to fraction form
   111,554.64/153,944.55 = 60,566.37/x
3. Step 3: Cross multiply
   111,554.64x = 153,944.55 × 60,566.37
4. Step 4: Simplify right side
   111,554.64x = 9,323,862,574.78
5. Step 5: Solve for x
   x = 9,323,862,574.78/111,554.64
6. Step 6: Final answer
   x = 83,581.13