Finding the Fourth Proportional to 10,686.37, 16,030.85 and 4,450.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,686.37 : 16,030.85 = 4,450.61 : x
2. Step 2: Convert to fraction form
   10,686.37/16,030.85 = 4,450.61/x
3. Step 3: Cross multiply
   10,686.37x = 16,030.85 × 4,450.61
4. Step 4: Simplify right side
   10,686.37x = 71,347,061.32
5. Step 5: Solve for x
   x = 71,347,061.32/10,686.37
6. Step 6: Final answer
   x = 6,676.45