Finding the Fourth Proportional to 10,433.96, 14,398.78 and 5,718.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,433.96 : 14,398.78 = 5,718.14 : x
2. Step 2: Convert to fraction form
   10,433.96/14,398.78 = 5,718.14/x
3. Step 3: Cross multiply
   10,433.96x = 14,398.78 × 5,718.14
4. Step 4: Simplify right side
   10,433.96x = 82,334,239.87
5. Step 5: Solve for x
   x = 82,334,239.87/10,433.96
6. Step 6: Final answer
   x = 7,890.99