Finding the Fourth Proportional to 111,528.27, 153,909.43 and 60,541.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,528.27 : 153,909.43 = 60,541.10 : x
2. Step 2: Convert to fraction form
   111,528.27/153,909.43 = 60,541.10/x
3. Step 3: Cross multiply
   111,528.27x = 153,909.43 × 60,541.10
4. Step 4: Simplify right side
   111,528.27x = 9,317,846,192.57
5. Step 5: Solve for x
   x = 9,317,846,192.57/111,528.27
6. Step 6: Final answer
   x = 83,546.94