Finding the Fourth Proportional to 2,498.40, 3,448.32 and 1,702.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.40 : 3,448.32 = 1,702.80 : x
2. Step 2: Convert to fraction form
   2,498.40/3,448.32 = 1,702.80/x
3. Step 3: Cross multiply
   2,498.40x = 3,448.32 × 1,702.80
4. Step 4: Simplify right side
   2,498.40x = 5,871,799.30
5. Step 5: Solve for x
   x = 5,871,799.30/2,498.40
6. Step 6: Final answer
   x = 2,350.22