Finding the Fourth Proportional to 2,348.52, 3,240.68 and 1,300.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,348.52 : 3,240.68 = 1,300.40 : x
2. Step 2: Convert to fraction form
   2,348.52/3,240.68 = 1,300.40/x
3. Step 3: Cross multiply
   2,348.52x = 3,240.68 × 1,300.40
4. Step 4: Simplify right side
   2,348.52x = 4,214,180.27
5. Step 5: Solve for x
   x = 4,214,180.27/2,348.52
6. Step 6: Final answer
   x = 1,794.40