Finding the Fourth Proportional to 10,343.91, 14,274.74 and 5,628.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,343.91 : 14,274.74 = 5,628.19 : x
2. Step 2: Convert to fraction form
   10,343.91/14,274.74 = 5,628.19/x
3. Step 3: Cross multiply
   10,343.91x = 14,274.74 × 5,628.19
4. Step 4: Simplify right side
   10,343.91x = 80,340,948.92
5. Step 5: Solve for x
   x = 80,340,948.92/10,343.91
6. Step 6: Final answer
   x = 7,766.98