Finding the Fourth Proportional to 10,668.05, 16,004.57 and 3,648.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,668.05 : 16,004.57 = 3,648.12 : x
2. Step 2: Convert to fraction form
   10,668.05/16,004.57 = 3,648.12/x
3. Step 3: Cross multiply
   10,668.05x = 16,004.57 × 3,648.12
4. Step 4: Simplify right side
   10,668.05x = 58,386,573.67
5. Step 5: Solve for x
   x = 58,386,573.67/10,668.05
6. Step 6: Final answer
   x = 5,473.03