Finding the Fourth Proportional to 10,932.66, 16,394.94 and 3,535.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,932.66 : 16,394.94 = 3,535.20 : x
2. Step 2: Convert to fraction form
   10,932.66/16,394.94 = 3,535.20/x
3. Step 3: Cross multiply
   10,932.66x = 16,394.94 × 3,535.20
4. Step 4: Simplify right side
   10,932.66x = 57,959,391.89
5. Step 5: Solve for x
   x = 57,959,391.89/10,932.66
6. Step 6: Final answer
   x = 5,301.49