Finding the Fourth Proportional to 10,434.24, 14,401.89 and 6,453

Step by Step Solution

1. Step 1: Write the proportion equation
   10,434.24 : 14,401.89 = 6,453 : x
2. Step 2: Convert to fraction form
   10,434.24/14,401.89 = 6,453/x
3. Step 3: Cross multiply
   10,434.24x = 14,401.89 × 6,453
4. Step 4: Simplify right side
   10,434.24x = 92,935,396.17
5. Step 5: Solve for x
   x = 92,935,396.17/10,434.24
6. Step 6: Final answer
   x = 8,906.77