Finding the Fourth Proportional to 10,687.50, 16,028.55 and 3,290.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687.50 : 16,028.55 = 3,290.04 : x
2. Step 2: Convert to fraction form
   10,687.50/16,028.55 = 3,290.04/x
3. Step 3: Cross multiply
   10,687.50x = 16,028.55 × 3,290.04
4. Step 4: Simplify right side
   10,687.50x = 52,734,570.64
5. Step 5: Solve for x
   x = 52,734,570.64/10,687.50
6. Step 6: Final answer
   x = 4,934.23