Finding the Fourth Proportional to 14,039.79, 19,375.06 and 7,752.15

Step by Step Solution

1. Step 1: Write the proportion equation
   14,039.79 : 19,375.06 = 7,752.15 : x
2. Step 2: Convert to fraction form
   14,039.79/19,375.06 = 7,752.15/x
3. Step 3: Cross multiply
   14,039.79x = 19,375.06 × 7,752.15
4. Step 4: Simplify right side
   14,039.79x = 150,198,371.38
5. Step 5: Solve for x
   x = 150,198,371.38/14,039.79
6. Step 6: Final answer
   x = 10,698.05