Finding the Fourth Proportional to 2,796.52, 3,857.10 and 2,672.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.52 : 3,857.10 = 2,672.44 : x
2. Step 2: Convert to fraction form
   2,796.52/3,857.10 = 2,672.44/x
3. Step 3: Cross multiply
   2,796.52x = 3,857.10 × 2,672.44
4. Step 4: Simplify right side
   2,796.52x = 10,307,868.32
5. Step 5: Solve for x
   x = 10,307,868.32/2,796.52
6. Step 6: Final answer
   x = 3,685.96