Finding the Fourth Proportional to 2,504.59, 3,757.76 and 773.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.59 : 3,757.76 = 773.21 : x
2. Step 2: Convert to fraction form
   2,504.59/3,757.76 = 773.21/x
3. Step 3: Cross multiply
   2,504.59x = 3,757.76 × 773.21
4. Step 4: Simplify right side
   2,504.59x = 2,905,537.61
5. Step 5: Solve for x
   x = 2,905,537.61/2,504.59
6. Step 6: Final answer
   x = 1,160.09