Finding the Fourth Proportional to 2,644.71, 3,647.31 and 1,650.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.71 : 3,647.31 = 1,650.09 : x
2. Step 2: Convert to fraction form
   2,644.71/3,647.31 = 1,650.09/x
3. Step 3: Cross multiply
   2,644.71x = 3,647.31 × 1,650.09
4. Step 4: Simplify right side
   2,644.71x = 6,018,389.76
5. Step 5: Solve for x
   x = 6,018,389.76/2,644.71
6. Step 6: Final answer
   x = 2,275.63