Finding the Fourth Proportional to 16,748.72, 25,123.06 and 13,053.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,748.72 : 25,123.06 = 13,053.71 : x
2. Step 2: Convert to fraction form
   16,748.72/25,123.06 = 13,053.71/x
3. Step 3: Cross multiply
   16,748.72x = 25,123.06 × 13,053.71
4. Step 4: Simplify right side
   16,748.72x = 327,949,139.55
5. Step 5: Solve for x
   x = 327,949,139.55/16,748.72
6. Step 6: Final answer
   x = 19,580.55