Finding the Fourth Proportional to 17,899.20, 24,696.61 and 10,731.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,899.20 : 24,696.61 = 10,731.31 : x
2. Step 2: Convert to fraction form
   17,899.20/24,696.61 = 10,731.31/x
3. Step 3: Cross multiply
   17,899.20x = 24,696.61 × 10,731.31
4. Step 4: Simplify right side
   17,899.20x = 265,026,889.29
5. Step 5: Solve for x
   x = 265,026,889.29/17,899.20
6. Step 6: Final answer
   x = 14,806.63