Finding the Fourth Proportional to 3,634.36, 5,444.20 and 2,398.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,634.36 : 5,444.20 = 2,398.72 : x
2. Step 2: Convert to fraction form
   3,634.36/5,444.20 = 2,398.72/x
3. Step 3: Cross multiply
   3,634.36x = 5,444.20 × 2,398.72
4. Step 4: Simplify right side
   3,634.36x = 13,059,111.42
5. Step 5: Solve for x
   x = 13,059,111.42/3,634.36
6. Step 6: Final answer
   x = 3,593.24