Finding the Fourth Proportional to 10,162.89, 14,025.47 and 5,686.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.89 : 14,025.47 = 5,686.39 : x
2. Step 2: Convert to fraction form
   10,162.89/14,025.47 = 5,686.39/x
3. Step 3: Cross multiply
   10,162.89x = 14,025.47 × 5,686.39
4. Step 4: Simplify right side
   10,162.89x = 79,754,193.79
5. Step 5: Solve for x
   x = 79,754,193.79/10,162.89
6. Step 6: Final answer
   x = 7,847.59