Finding the Fourth Proportional to 10,685.27, 16,032.59 and 5,686.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,685.27 : 16,032.59 = 5,686.46 : x
2. Step 2: Convert to fraction form
   10,685.27/16,032.59 = 5,686.46/x
3. Step 3: Cross multiply
   10,685.27x = 16,032.59 × 5,686.46
4. Step 4: Simplify right side
   10,685.27x = 91,168,615.78
5. Step 5: Solve for x
   x = 91,168,615.78/10,685.27
6. Step 6: Final answer
   x = 8,532.18