Finding the Fourth Proportional to 10,439.52, 14,406.44 and 5,723.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,439.52 : 14,406.44 = 5,723.79 : x
2. Step 2: Convert to fraction form
   10,439.52/14,406.44 = 5,723.79/x
3. Step 3: Cross multiply
   10,439.52x = 14,406.44 × 5,723.79
4. Step 4: Simplify right side
   10,439.52x = 82,459,408.59
5. Step 5: Solve for x
   x = 82,459,408.59/10,439.52
6. Step 6: Final answer
   x = 7,898.77