Finding the Fourth Proportional to 22,432.85, 30,958.72 and 12,361.29

Step by Step Solution

1. Step 1: Write the proportion equation
   22,432.85 : 30,958.72 = 12,361.29 : x
2. Step 2: Convert to fraction form
   22,432.85/30,958.72 = 12,361.29/x
3. Step 3: Cross multiply
   22,432.85x = 30,958.72 × 12,361.29
4. Step 4: Simplify right side
   22,432.85x = 382,689,715.95
5. Step 5: Solve for x
   x = 382,689,715.95/22,432.85
6. Step 6: Final answer
   x = 17,059.34