Finding the Fourth Proportional to 22,499.25, 33,742.67 and 8,458.17

Step by Step Solution

1. Step 1: Write the proportion equation
   22,499.25 : 33,742.67 = 8,458.17 : x
2. Step 2: Convert to fraction form
   22,499.25/33,742.67 = 8,458.17/x
3. Step 3: Cross multiply
   22,499.25x = 33,742.67 × 8,458.17
4. Step 4: Simplify right side
   22,499.25x = 285,401,196.82
5. Step 5: Solve for x
   x = 285,401,196.82/22,499.25
6. Step 6: Final answer
   x = 12,684.92