Finding the Fourth Proportional to 10,443.18, 15,668.01 and 3,423.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.18 : 15,668.01 = 3,423.25 : x
2. Step 2: Convert to fraction form
   10,443.18/15,668.01 = 3,423.25/x
3. Step 3: Cross multiply
   10,443.18x = 15,668.01 × 3,423.25
4. Step 4: Simplify right side
   10,443.18x = 53,635,515.23
5. Step 5: Solve for x
   x = 53,635,515.23/10,443.18
6. Step 6: Final answer
   x = 5,135.94