Finding the Fourth Proportional to 10,499.61, 15,744.81 and 5,568.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.61 : 15,744.81 = 5,568.12 : x
2. Step 2: Convert to fraction form
   10,499.61/15,744.81 = 5,568.12/x
3. Step 3: Cross multiply
   10,499.61x = 15,744.81 × 5,568.12
4. Step 4: Simplify right side
   10,499.61x = 87,668,991.46
5. Step 5: Solve for x
   x = 87,668,991.46/10,499.61
6. Step 6: Final answer
   x = 8,349.74