Finding the Fourth Proportional to 1,348.80, 2,046.72 and 1,348.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,348.80 : 2,046.72 = 1,348.80 : x
2. Step 2: Convert to fraction form
   1,348.80/2,046.72 = 1,348.80/x
3. Step 3: Cross multiply
   1,348.80x = 2,046.72 × 1,348.80
4. Step 4: Simplify right side
   1,348.80x = 2,760,615.94
5. Step 5: Solve for x
   x = 2,760,615.94/1,348.80
6. Step 6: Final answer
   x = 2,046.72