Finding the Fourth Proportional to 10,499.87, 15,744.74 and 3,836.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.87 : 15,744.74 = 3,836.13 : x
2. Step 2: Convert to fraction form
   10,499.87/15,744.74 = 3,836.13/x
3. Step 3: Cross multiply
   10,499.87x = 15,744.74 × 3,836.13
4. Step 4: Simplify right side
   10,499.87x = 60,398,850.28
5. Step 5: Solve for x
   x = 60,398,850.28/10,499.87
6. Step 6: Final answer
   x = 5,752.35