Finding the Fourth Proportional to 2,348.76, 3,200.88 and 2,340.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,348.76 : 3,200.88 = 2,340.12 : x
2. Step 2: Convert to fraction form
   2,348.76/3,200.88 = 2,340.12/x
3. Step 3: Cross multiply
   2,348.76x = 3,200.88 × 2,340.12
4. Step 4: Simplify right side
   2,348.76x = 7,490,443.31
5. Step 5: Solve for x
   x = 7,490,443.31/2,348.76
6. Step 6: Final answer
   x = 3,189.11