Finding the Fourth Proportional to 3,648.25, 5,471.97 and 1,308.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.25 : 5,471.97 = 1,308.16 : x
2. Step 2: Convert to fraction form
   3,648.25/5,471.97 = 1,308.16/x
3. Step 3: Cross multiply
   3,648.25x = 5,471.97 × 1,308.16
4. Step 4: Simplify right side
   3,648.25x = 7,158,212.28
5. Step 5: Solve for x
   x = 7,158,212.28/3,648.25
6. Step 6: Final answer
   x = 1,962.09