Finding the Fourth Proportional to 2,505.84, 3,759.72 and 2,340.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.84 : 3,759.72 = 2,340.72 : x
2. Step 2: Convert to fraction form
   2,505.84/3,759.72 = 2,340.72/x
3. Step 3: Cross multiply
   2,505.84x = 3,759.72 × 2,340.72
4. Step 4: Simplify right side
   2,505.84x = 8,800,451.80
5. Step 5: Solve for x
   x = 8,800,451.80/2,505.84
6. Step 6: Final answer
   x = 3,511.98