Finding the Fourth Proportional to 14,347.59, 21,517.43 and 10,175.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,347.59 : 21,517.43 = 10,175.31 : x
2. Step 2: Convert to fraction form
   14,347.59/21,517.43 = 10,175.31/x
3. Step 3: Cross multiply
   14,347.59x = 21,517.43 × 10,175.31
4. Step 4: Simplify right side
   14,347.59x = 218,946,469.78
5. Step 5: Solve for x
   x = 218,946,469.78/14,347.59
6. Step 6: Final answer
   x = 15,260.16