Finding the Fourth Proportional to 111,884.16, 154,403.04 and 60,899.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111,884.16 : 154,403.04 = 60,899.76 : x
2. Step 2: Convert to fraction form
   111,884.16/154,403.04 = 60,899.76/x
3. Step 3: Cross multiply
   111,884.16x = 154,403.04 × 60,899.76
4. Step 4: Simplify right side
   111,884.16x = 9,403,108,079.27
5. Step 5: Solve for x
   x = 9,403,108,079.27/111,884.16
6. Step 6: Final answer
   x = 84,043.25