Finding the Fourth Proportional to 3,672.88, 5,067.92 and 2,101.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.88 : 5,067.92 = 2,101.08 : x
2. Step 2: Convert to fraction form
   3,672.88/5,067.92 = 2,101.08/x
3. Step 3: Cross multiply
   3,672.88x = 5,067.92 × 2,101.08
4. Step 4: Simplify right side
   3,672.88x = 10,648,105.35
5. Step 5: Solve for x
   x = 10,648,105.35/3,672.88
6. Step 6: Final answer
   x = 2,899.12