Finding the Fourth Proportional to 10,414.85, 14,372.43 and 5,699.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,414.85 : 14,372.43 = 5,699.12 : x
2. Step 2: Convert to fraction form
   10,414.85/14,372.43 = 5,699.12/x
3. Step 3: Cross multiply
   10,414.85x = 14,372.43 × 5,699.12
4. Step 4: Simplify right side
   10,414.85x = 81,910,131.40
5. Step 5: Solve for x
   x = 81,910,131.40/10,414.85
6. Step 6: Final answer
   x = 7,864.75