Finding the Fourth Proportional to 3,672.06, 5,067.18 and 2,100.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.06 : 5,067.18 = 2,100.12 : x
2. Step 2: Convert to fraction form
   3,672.06/5,067.18 = 2,100.12/x
3. Step 3: Cross multiply
   3,672.06x = 5,067.18 × 2,100.12
4. Step 4: Simplify right side
   3,672.06x = 10,641,686.06
5. Step 5: Solve for x
   x = 10,641,686.06/3,672.06
6. Step 6: Final answer
   x = 2,898.02