Finding the Fourth Proportional to 16,731.59, 25,091.91 and 5,635.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,731.59 : 25,091.91 = 5,635.30 : x
2. Step 2: Convert to fraction form
   16,731.59/25,091.91 = 5,635.30/x
3. Step 3: Cross multiply
   16,731.59x = 25,091.91 × 5,635.30
4. Step 4: Simplify right side
   16,731.59x = 141,400,440.42
5. Step 5: Solve for x
   x = 141,400,440.42/16,731.59
6. Step 6: Final answer
   x = 8,451.11