Finding the Fourth Proportional to 10,343.88, 14,274.81 and 5,628.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,343.88 : 14,274.81 = 5,628.42 : x
2. Step 2: Convert to fraction form
   10,343.88/14,274.81 = 5,628.42/x
3. Step 3: Cross multiply
   10,343.88x = 14,274.81 × 5,628.42
4. Step 4: Simplify right side
   10,343.88x = 80,344,626.10
5. Step 5: Solve for x
   x = 80,344,626.10/10,343.88
6. Step 6: Final answer
   x = 7,767.36