Finding the Fourth Proportional to 10,151.20, 15,216.42 and 5,759.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,151.20 : 15,216.42 = 5,759.38 : x
2. Step 2: Convert to fraction form
   10,151.20/15,216.42 = 5,759.38/x
3. Step 3: Cross multiply
   10,151.20x = 15,216.42 × 5,759.38
4. Step 4: Simplify right side
   10,151.20x = 87,637,145.02
5. Step 5: Solve for x
   x = 87,637,145.02/10,151.20
6. Step 6: Final answer
   x = 8,633.18