Finding the Fourth Proportional to 14,399.19, 19,871.55 and 8,026.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,399.19 : 19,871.55 = 8,026.20 : x
2. Step 2: Convert to fraction form
   14,399.19/19,871.55 = 8,026.20/x
3. Step 3: Cross multiply
   14,399.19x = 19,871.55 × 8,026.20
4. Step 4: Simplify right side
   14,399.19x = 159,493,034.61
5. Step 5: Solve for x
   x = 159,493,034.61/14,399.19
6. Step 6: Final answer
   x = 11,076.53