Finding the Fourth Proportional to 10,820.52, 16,232.37 and 3,423.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.52 : 16,232.37 = 3,423.30 : x
2. Step 2: Convert to fraction form
   10,820.52/16,232.37 = 3,423.30/x
3. Step 3: Cross multiply
   10,820.52x = 16,232.37 × 3,423.30
4. Step 4: Simplify right side
   10,820.52x = 55,568,272.22
5. Step 5: Solve for x
   x = 55,568,272.22/10,820.52
6. Step 6: Final answer
   x = 5,135.45