Finding the Fourth Proportional to 2,526.42, 3,789.96 and 1,227

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.42 : 3,789.96 = 1,227 : x
2. Step 2: Convert to fraction form
   2,526.42/3,789.96 = 1,227/x
3. Step 3: Cross multiply
   2,526.42x = 3,789.96 × 1,227
4. Step 4: Simplify right side
   2,526.42x = 4,650,280.92
5. Step 5: Solve for x
   x = 4,650,280.92/2,526.42
6. Step 6: Final answer
   x = 1,840.66