Finding the Fourth Proportional to 10,435.65, 14,401.09 and 5,719.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,435.65 : 14,401.09 = 5,719.89 : x
2. Step 2: Convert to fraction form
   10,435.65/14,401.09 = 5,719.89/x
3. Step 3: Cross multiply
   10,435.65x = 14,401.09 × 5,719.89
4. Step 4: Simplify right side
   10,435.65x = 82,372,650.68
5. Step 5: Solve for x
   x = 82,372,650.68/10,435.65
6. Step 6: Final answer
   x = 7,893.39