Finding the Fourth Proportional to 10,685.52, 16,030.31 and 4,442.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,685.52 : 16,030.31 = 4,442.15 : x
2. Step 2: Convert to fraction form
   10,685.52/16,030.31 = 4,442.15/x
3. Step 3: Cross multiply
   10,685.52x = 16,030.31 × 4,442.15
4. Step 4: Simplify right side
   10,685.52x = 71,208,939.20
5. Step 5: Solve for x
   x = 71,208,939.20/10,685.52
6. Step 6: Final answer
   x = 6,664.06