Finding the Fourth Proportional to 34,196.80, 51,264.24 and 13,414.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,196.80 : 51,264.24 = 13,414.72 : x
2. Step 2: Convert to fraction form
   34,196.80/51,264.24 = 13,414.72/x
3. Step 3: Cross multiply
   34,196.80x = 51,264.24 × 13,414.72
4. Step 4: Simplify right side
   34,196.80x = 687,695,425.61
5. Step 5: Solve for x
   x = 687,695,425.61/34,196.80
6. Step 6: Final answer
   x = 20,109.94