Finding the Fourth Proportional to 2,279.50, 3,146.52 and 1,348

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.50 : 3,146.52 = 1,348 : x
2. Step 2: Convert to fraction form
   2,279.50/3,146.52 = 1,348/x
3. Step 3: Cross multiply
   2,279.50x = 3,146.52 × 1,348
4. Step 4: Simplify right side
   2,279.50x = 4,241,508.96
5. Step 5: Solve for x
   x = 4,241,508.96/2,279.50
6. Step 6: Final answer
   x = 1,860.72