Finding the Fourth Proportional to 3,672.08, 5,067.90 and 2,100.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.08 : 5,067.90 = 2,100.32 : x
2. Step 2: Convert to fraction form
   3,672.08/5,067.90 = 2,100.32/x
3. Step 3: Cross multiply
   3,672.08x = 5,067.90 × 2,100.32
4. Step 4: Simplify right side
   3,672.08x = 10,644,211.73
5. Step 5: Solve for x
   x = 10,644,211.73/3,672.08
6. Step 6: Final answer
   x = 2,898.69