Finding the Fourth Proportional to 2,644.17, 3,641.45 and 2,197.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.17 : 3,641.45 = 2,197.99 : x
2. Step 2: Convert to fraction form
   2,644.17/3,641.45 = 2,197.99/x
3. Step 3: Cross multiply
   2,644.17x = 3,641.45 × 2,197.99
4. Step 4: Simplify right side
   2,644.17x = 8,003,870.69
5. Step 5: Solve for x
   x = 8,003,870.69/2,644.17
6. Step 6: Final answer
   x = 3,026.99