Finding the Fourth Proportional to 10,482.72, 15,724.02 and 3,819.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,482.72 : 15,724.02 = 3,819.25 : x
2. Step 2: Convert to fraction form
   10,482.72/15,724.02 = 3,819.25/x
3. Step 3: Cross multiply
   10,482.72x = 15,724.02 × 3,819.25
4. Step 4: Simplify right side
   10,482.72x = 60,053,997.36
5. Step 5: Solve for x
   x = 60,053,997.36/10,482.72
6. Step 6: Final answer
   x = 5,728.86