Finding the Fourth Proportional to 10,229.30, 15,311.55 and 8,026.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,229.30 : 15,311.55 = 8,026.10 : x
2. Step 2: Convert to fraction form
   10,229.30/15,311.55 = 8,026.10/x
3. Step 3: Cross multiply
   10,229.30x = 15,311.55 × 8,026.10
4. Step 4: Simplify right side
   10,229.30x = 122,892,031.46
5. Step 5: Solve for x
   x = 122,892,031.46/10,229.30
6. Step 6: Final answer
   x = 12,013.73