Finding the Fourth Proportional to 10,929.80, 16,395.62 and 3,535.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929.80 : 16,395.62 = 3,535.46 : x
2. Step 2: Convert to fraction form
   10,929.80/16,395.62 = 3,535.46/x
3. Step 3: Cross multiply
   10,929.80x = 16,395.62 × 3,535.46
4. Step 4: Simplify right side
   10,929.80x = 57,965,959.03
5. Step 5: Solve for x
   x = 57,965,959.03/10,929.80
6. Step 6: Final answer
   x = 5,303.48