Finding the Fourth Proportional to 111,686.09, 154,128.00 and 60,698.82

Step by Step Solution

1. Step 1: Write the proportion equation
   111,686.09 : 154,128.00 = 60,698.82 : x
2. Step 2: Convert to fraction form
   111,686.09/154,128.00 = 60,698.82/x
3. Step 3: Cross multiply
   111,686.09x = 154,128.00 × 60,698.82
4. Step 4: Simplify right side
   111,686.09x = 9,355,387,326.16
5. Step 5: Solve for x
   x = 9,355,387,326.16/111,686.09
6. Step 6: Final answer
   x = 83,765.02