Finding the Fourth Proportional to 71,414.71, 107,046.54 and 26,407.15

Step by Step Solution

1. Step 1: Write the proportion equation
   71,414.71 : 107,046.54 = 26,407.15 : x
2. Step 2: Convert to fraction form
   71,414.71/107,046.54 = 26,407.15/x
3. Step 3: Cross multiply
   71,414.71x = 107,046.54 × 26,407.15
4. Step 4: Simplify right side
   71,414.71x = 2,826,793,915.34
5. Step 5: Solve for x
   x = 2,826,793,915.34/71,414.71
6. Step 6: Final answer
   x = 39,582.79