Finding the Fourth Proportional to 10,443.65, 14,412.11 and 5,727.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.65 : 14,412.11 = 5,727.92 : x
2. Step 2: Convert to fraction form
   10,443.65/14,412.11 = 5,727.92/x
3. Step 3: Cross multiply
   10,443.65x = 14,412.11 × 5,727.92
4. Step 4: Simplify right side
   10,443.65x = 82,551,312.41
5. Step 5: Solve for x
   x = 82,551,312.41/10,443.65
6. Step 6: Final answer
   x = 7,904.45