Finding the Fourth Proportional to 2,234.72, 3,083.96 and 1,226.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,234.72 : 3,083.96 = 1,226.51 : x
2. Step 2: Convert to fraction form
   2,234.72/3,083.96 = 1,226.51/x
3. Step 3: Cross multiply
   2,234.72x = 3,083.96 × 1,226.51
4. Step 4: Simplify right side
   2,234.72x = 3,782,507.78
5. Step 5: Solve for x
   x = 3,782,507.78/2,234.72
6. Step 6: Final answer
   x = 1,692.61