Finding the Fourth Proportional to 10,447.86, 14,418.06 and 5,732.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,447.86 : 14,418.06 = 5,732.16 : x
2. Step 2: Convert to fraction form
   10,447.86/14,418.06 = 5,732.16/x
3. Step 3: Cross multiply
   10,447.86x = 14,418.06 × 5,732.16
4. Step 4: Simplify right side
   10,447.86x = 82,646,626.81
5. Step 5: Solve for x
   x = 82,646,626.81/10,447.86
6. Step 6: Final answer
   x = 7,910.39