Finding the Fourth Proportional to 22,493.88, 31,029.48 and 17,179.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,493.88 : 31,029.48 = 17,179.20 : x
2. Step 2: Convert to fraction form
   22,493.88/31,029.48 = 17,179.20/x
3. Step 3: Cross multiply
   22,493.88x = 31,029.48 × 17,179.20
4. Step 4: Simplify right side
   22,493.88x = 533,061,642.82
5. Step 5: Solve for x
   x = 533,061,642.82/22,493.88
6. Step 6: Final answer
   x = 23,698.07