Finding the Fourth Proportional to 31,009.82, 42,797.16 and 17,401.61

Step by Step Solution

1. Step 1: Write the proportion equation
   31,009.82 : 42,797.16 = 17,401.61 : x
2. Step 2: Convert to fraction form
   31,009.82/42,797.16 = 17,401.61/x
3. Step 3: Cross multiply
   31,009.82x = 42,797.16 × 17,401.61
4. Step 4: Simplify right side
   31,009.82x = 744,739,487.43
5. Step 5: Solve for x
   x = 744,739,487.43/31,009.82
6. Step 6: Final answer
   x = 24,016.25