Finding the Fourth Proportional to 10,315.49, 14,235.41 and 5,599.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.49 : 14,235.41 = 5,599.76 : x
2. Step 2: Convert to fraction form
   10,315.49/14,235.41 = 5,599.76/x
3. Step 3: Cross multiply
   10,315.49x = 14,235.41 × 5,599.76
4. Step 4: Simplify right side
   10,315.49x = 79,714,780.33
5. Step 5: Solve for x
   x = 79,714,780.33/10,315.49
6. Step 6: Final answer
   x = 7,727.68