Finding the Fourth Proportional to 126,059.53, 173,959.82 and 68,699.31

Step by Step Solution

1. Step 1: Write the proportion equation
   126,059.53 : 173,959.82 = 68,699.31 : x
2. Step 2: Convert to fraction form
   126,059.53/173,959.82 = 68,699.31/x
3. Step 3: Cross multiply
   126,059.53x = 173,959.82 × 68,699.31
4. Step 4: Simplify right side
   126,059.53x = 11,950,919,601.72
5. Step 5: Solve for x
   x = 11,950,919,601.72/126,059.53
6. Step 6: Final answer
   x = 94,803.78