Finding the Fourth Proportional to 2,480.02, 3,422.39 and 1,345.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.02 : 3,422.39 = 1,345.68 : x
2. Step 2: Convert to fraction form
   2,480.02/3,422.39 = 1,345.68/x
3. Step 3: Cross multiply
   2,480.02x = 3,422.39 × 1,345.68
4. Step 4: Simplify right side
   2,480.02x = 4,605,435.05
5. Step 5: Solve for x
   x = 4,605,435.05/2,480.02
6. Step 6: Final answer
   x = 1,857.02