Finding the Fourth Proportional to 78,963.98, 118,397.37 and 26,359.34

Step by Step Solution

1. Step 1: Write the proportion equation
   78,963.98 : 118,397.37 = 26,359.34 : x
2. Step 2: Convert to fraction form
   78,963.98/118,397.37 = 26,359.34/x
3. Step 3: Cross multiply
   78,963.98x = 118,397.37 × 26,359.34
4. Step 4: Simplify right side
   78,963.98x = 3,120,876,530.94
5. Step 5: Solve for x
   x = 3,120,876,530.94/78,963.98
6. Step 6: Final answer
   x = 39,522.79