Finding the Fourth Proportional to 1,764.22, 2,644.32 and 1,371.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,764.22 : 2,644.32 = 1,371.30 : x
2. Step 2: Convert to fraction form
   1,764.22/2,644.32 = 1,371.30/x
3. Step 3: Cross multiply
   1,764.22x = 2,644.32 × 1,371.30
4. Step 4: Simplify right side
   1,764.22x = 3,626,156.02
5. Step 5: Solve for x
   x = 3,626,156.02/1,764.22
6. Step 6: Final answer
   x = 2,055.39