Finding the Fourth Proportional to 10,568.88, 15,858.99 and 5,018.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,568.88 : 15,858.99 = 5,018.76 : x
2. Step 2: Convert to fraction form
   10,568.88/15,858.99 = 5,018.76/x
3. Step 3: Cross multiply
   10,568.88x = 15,858.99 × 5,018.76
4. Step 4: Simplify right side
   10,568.88x = 79,592,464.65
5. Step 5: Solve for x
   x = 79,592,464.65/10,568.88
6. Step 6: Final answer
   x = 7,530.83