Finding the Fourth Proportional to 10,439.02, 14,405.74 and 5,723.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,439.02 : 14,405.74 = 5,723.29 : x
2. Step 2: Convert to fraction form
   10,439.02/14,405.74 = 5,723.29/x
3. Step 3: Cross multiply
   10,439.02x = 14,405.74 × 5,723.29
4. Step 4: Simplify right side
   10,439.02x = 82,448,227.68
5. Step 5: Solve for x
   x = 82,448,227.68/10,439.02
6. Step 6: Final answer
   x = 7,898.08