Finding the Fourth Proportional to 31,080.04, 42,888.96 and 17,649.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,080.04 : 42,888.96 = 17,649.52 : x
2. Step 2: Convert to fraction form
   31,080.04/42,888.96 = 17,649.52/x
3. Step 3: Cross multiply
   31,080.04x = 42,888.96 × 17,649.52
4. Step 4: Simplify right side
   31,080.04x = 756,969,450.08
5. Step 5: Solve for x
   x = 756,969,450.08/31,080.04
6. Step 6: Final answer
   x = 24,355.49