Finding the Fourth Proportional to 10,315.88, 14,235.87 and 5,600.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.88 : 14,235.87 = 5,600.12 : x
2. Step 2: Convert to fraction form
   10,315.88/14,235.87 = 5,600.12/x
3. Step 3: Cross multiply
   10,315.88x = 14,235.87 × 5,600.12
4. Step 4: Simplify right side
   10,315.88x = 79,722,629.89
5. Step 5: Solve for x
   x = 79,722,629.89/10,315.88
6. Step 6: Final answer
   x = 7,728.15