Finding the Fourth Proportional to 2,677.39, 3,694.82 and 1,615.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,677.39 : 3,694.82 = 1,615.21 : x
2. Step 2: Convert to fraction form
   2,677.39/3,694.82 = 1,615.21/x
3. Step 3: Cross multiply
   2,677.39x = 3,694.82 × 1,615.21
4. Step 4: Simplify right side
   2,677.39x = 5,967,892.90
5. Step 5: Solve for x
   x = 5,967,892.90/2,677.39
6. Step 6: Final answer
   x = 2,229.00