Finding the Fourth Proportional to 14,052.71, 19,401.78 and 9,019.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,052.71 : 19,401.78 = 9,019.10 : x
2. Step 2: Convert to fraction form
   14,052.71/19,401.78 = 9,019.10/x
3. Step 3: Cross multiply
   14,052.71x = 19,401.78 × 9,019.10
4. Step 4: Simplify right side
   14,052.71x = 174,986,451.89
5. Step 5: Solve for x
   x = 174,986,451.89/14,052.71
6. Step 6: Final answer
   x = 12,452.15