Finding the Fourth Proportional to 2,372.88, 3,561.18 and 1,647.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,372.88 : 3,561.18 = 1,647.56 : x
2. Step 2: Convert to fraction form
   2,372.88/3,561.18 = 1,647.56/x
3. Step 3: Cross multiply
   2,372.88x = 3,561.18 × 1,647.56
4. Step 4: Simplify right side
   2,372.88x = 5,867,257.72
5. Step 5: Solve for x
   x = 5,867,257.72/2,372.88
6. Step 6: Final answer
   x = 2,472.63