Finding the Fourth Proportional to 22,028.74, 30,402.06 and 13,078.44

Step by Step Solution

1. Step 1: Write the proportion equation
   22,028.74 : 30,402.06 = 13,078.44 : x
2. Step 2: Convert to fraction form
   22,028.74/30,402.06 = 13,078.44/x
3. Step 3: Cross multiply
   22,028.74x = 30,402.06 × 13,078.44
4. Step 4: Simplify right side
   22,028.74x = 397,611,517.59
5. Step 5: Solve for x
   x = 397,611,517.59/22,028.74
6. Step 6: Final answer
   x = 18,049.67