Finding the Fourth Proportional to 22,402.50, 30,915.48 and 12,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,402.50 : 30,915.48 = 12,466.50 : x
2. Step 2: Convert to fraction form
   22,402.50/30,915.48 = 12,466.50/x
3. Step 3: Cross multiply
   22,402.50x = 30,915.48 × 12,466.50
4. Step 4: Simplify right side
   22,402.50x = 385,407,831.42
5. Step 5: Solve for x
   x = 385,407,831.42/22,402.50
6. Step 6: Final answer
   x = 17,203.79