Finding the Fourth Proportional to 10,438.32, 14,405.79 and 5,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,438.32 : 14,405.79 = 5,723.50 : x
2. Step 2: Convert to fraction form
   10,438.32/14,405.79 = 5,723.50/x
3. Step 3: Cross multiply
   10,438.32x = 14,405.79 × 5,723.50
4. Step 4: Simplify right side
   10,438.32x = 82,451,539.07
5. Step 5: Solve for x
   x = 82,451,539.07/10,438.32
6. Step 6: Final answer
   x = 7,898.93