Finding the Fourth Proportional to 2,583.72, 3,874.77 and 1,490.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.72 : 3,874.77 = 1,490.22 : x
2. Step 2: Convert to fraction form
   2,583.72/3,874.77 = 1,490.22/x
3. Step 3: Cross multiply
   2,583.72x = 3,874.77 × 1,490.22
4. Step 4: Simplify right side
   2,583.72x = 5,774,259.75
5. Step 5: Solve for x
   x = 5,774,259.75/2,583.72
6. Step 6: Final answer
   x = 2,234.86