Finding the Fourth Proportional to 111,660.82, 154,092.54 and 60,673.95

Step by Step Solution

1. Step 1: Write the proportion equation
   111,660.82 : 154,092.54 = 60,673.95 : x
2. Step 2: Convert to fraction form
   111,660.82/154,092.54 = 60,673.95/x
3. Step 3: Cross multiply
   111,660.82x = 154,092.54 × 60,673.95
4. Step 4: Simplify right side
   111,660.82x = 9,349,403,067.33
5. Step 5: Solve for x
   x = 9,349,403,067.33/111,660.82
6. Step 6: Final answer
   x = 83,730.38