Finding the Fourth Proportional to 2,610.25, 3,604.04 and 1,680.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.25 : 3,604.04 = 1,680.37 : x
2. Step 2: Convert to fraction form
   2,610.25/3,604.04 = 1,680.37/x
3. Step 3: Cross multiply
   2,610.25x = 3,604.04 × 1,680.37
4. Step 4: Simplify right side
   2,610.25x = 6,056,120.69
5. Step 5: Solve for x
   x = 6,056,120.69/2,610.25
6. Step 6: Final answer
   x = 2,320.13