Finding the Fourth Proportional to 10,162.72, 14,024.81 and 5,686.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.72 : 14,024.81 = 5,686.44 : x
2. Step 2: Convert to fraction form
   10,162.72/14,024.81 = 5,686.44/x
3. Step 3: Cross multiply
   10,162.72x = 14,024.81 × 5,686.44
4. Step 4: Simplify right side
   10,162.72x = 79,751,142.02
5. Step 5: Solve for x
   x = 79,751,142.02/10,162.72
6. Step 6: Final answer
   x = 7,847.42