Finding the Fourth Proportional to 2,638.55, 3,641.22 and 1,459.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638.55 : 3,641.22 = 1,459.64 : x
2. Step 2: Convert to fraction form
   2,638.55/3,641.22 = 1,459.64/x
3. Step 3: Cross multiply
   2,638.55x = 3,641.22 × 1,459.64
4. Step 4: Simplify right side
   2,638.55x = 5,314,879.46
5. Step 5: Solve for x
   x = 5,314,879.46/2,638.55
6. Step 6: Final answer
   x = 2,014.32