Finding the Fourth Proportional to 25,371.50, 35,013.23 and 16,434.55

Step by Step Solution

1. Step 1: Write the proportion equation
   25,371.50 : 35,013.23 = 16,434.55 : x
2. Step 2: Convert to fraction form
   25,371.50/35,013.23 = 16,434.55/x
3. Step 3: Cross multiply
   25,371.50x = 35,013.23 × 16,434.55
4. Step 4: Simplify right side
   25,371.50x = 575,426,794.76
5. Step 5: Solve for x
   x = 575,426,794.76/25,371.50
6. Step 6: Final answer
   x = 22,680.05