Finding the Fourth Proportional to 22,624.22, 31,235.17 and 17,578.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,624.22 : 31,235.17 = 17,578.91 : x
2. Step 2: Convert to fraction form
   22,624.22/31,235.17 = 17,578.91/x
3. Step 3: Cross multiply
   22,624.22x = 31,235.17 × 17,578.91
4. Step 4: Simplify right side
   22,624.22x = 549,080,146.50
5. Step 5: Solve for x
   x = 549,080,146.50/22,624.22
6. Step 6: Final answer
   x = 24,269.58