Finding the Fourth Proportional to 22,114.33, 30,517.05 and 13,159.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,114.33 : 30,517.05 = 13,159.78 : x
2. Step 2: Convert to fraction form
   22,114.33/30,517.05 = 13,159.78/x
3. Step 3: Cross multiply
   22,114.33x = 30,517.05 × 13,159.78
4. Step 4: Simplify right side
   22,114.33x = 401,597,664.25
5. Step 5: Solve for x
   x = 401,597,664.25/22,114.33
6. Step 6: Final answer
   x = 18,160.06