Finding the Fourth Proportional to 10,435.96, 14,401.29 and 5,720.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,435.96 : 14,401.29 = 5,720.14 : x
2. Step 2: Convert to fraction form
   10,435.96/14,401.29 = 5,720.14/x
3. Step 3: Cross multiply
   10,435.96x = 14,401.29 × 5,720.14
4. Step 4: Simplify right side
   10,435.96x = 82,377,394.98
5. Step 5: Solve for x
   x = 82,377,394.98/10,435.96
6. Step 6: Final answer
   x = 7,893.61