Finding the Fourth Proportional to 108,693.38, 149,945.82 and 76,879.82

Step by Step Solution

1. Step 1: Write the proportion equation
   108,693.38 : 149,945.82 = 76,879.82 : x
2. Step 2: Convert to fraction form
   108,693.38/149,945.82 = 76,879.82/x
3. Step 3: Cross multiply
   108,693.38x = 149,945.82 × 76,879.82
4. Step 4: Simplify right side
   108,693.38x = 11,527,806,901.62
5. Step 5: Solve for x
   x = 11,527,806,901.62/108,693.38
6. Step 6: Final answer
   x = 106,058.05