Finding the Fourth Proportional to 22,442.32, 33,667.17 and 8,407.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,442.32 : 33,667.17 = 8,407.18 : x
2. Step 2: Convert to fraction form
   22,442.32/33,667.17 = 8,407.18/x
3. Step 3: Cross multiply
   22,442.32x = 33,667.17 × 8,407.18
4. Step 4: Simplify right side
   22,442.32x = 283,045,958.28
5. Step 5: Solve for x
   x = 283,045,958.28/22,442.32
6. Step 6: Final answer
   x = 12,612.15