Finding the Fourth Proportional to 10,994.43, 16,489.71 and 3,201.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,994.43 : 16,489.71 = 3,201.42 : x
2. Step 2: Convert to fraction form
   10,994.43/16,489.71 = 3,201.42/x
3. Step 3: Cross multiply
   10,994.43x = 16,489.71 × 3,201.42
4. Step 4: Simplify right side
   10,994.43x = 52,790,487.39
5. Step 5: Solve for x
   x = 52,790,487.39/10,994.43
6. Step 6: Final answer
   x = 4,801.57