Finding the Fourth Proportional to 10,443.62, 14,412.42 and 5,727.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.62 : 14,412.42 = 5,727.89 : x
2. Step 2: Convert to fraction form
   10,443.62/14,412.42 = 5,727.89/x
3. Step 3: Cross multiply
   10,443.62x = 14,412.42 × 5,727.89
4. Step 4: Simplify right side
   10,443.62x = 82,552,756.39
5. Step 5: Solve for x
   x = 82,552,756.39/10,443.62
6. Step 6: Final answer
   x = 7,904.61