Finding the Fourth Proportional to 2,734.78, 3,773.18 and 1,615.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.78 : 3,773.18 = 1,615.82 : x
2. Step 2: Convert to fraction form
   2,734.78/3,773.18 = 1,615.82/x
3. Step 3: Cross multiply
   2,734.78x = 3,773.18 × 1,615.82
4. Step 4: Simplify right side
   2,734.78x = 6,096,779.71
5. Step 5: Solve for x
   x = 6,096,779.71/2,734.78
6. Step 6: Final answer
   x = 2,229.35