Finding the Fourth Proportional to 111,859.83, 154,367.22 and 60,872.96

Step by Step Solution

1. Step 1: Write the proportion equation
   111,859.83 : 154,367.22 = 60,872.96 : x
2. Step 2: Convert to fraction form
   111,859.83/154,367.22 = 60,872.96/x
3. Step 3: Cross multiply
   111,859.83x = 154,367.22 × 60,872.96
4. Step 4: Simplify right side
   111,859.83x = 9,396,788,836.54
5. Step 5: Solve for x
   x = 9,396,788,836.54/111,859.83
6. Step 6: Final answer
   x = 84,005.03