Finding the Fourth Proportional to 2,334.62, 3,222.18 and 1,340.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,334.62 : 3,222.18 = 1,340.15 : x
2. Step 2: Convert to fraction form
   2,334.62/3,222.18 = 1,340.15/x
3. Step 3: Cross multiply
   2,334.62x = 3,222.18 × 1,340.15
4. Step 4: Simplify right side
   2,334.62x = 4,318,188.42
5. Step 5: Solve for x
   x = 4,318,188.42/2,334.62
6. Step 6: Final answer
   x = 1,849.63