Finding the Fourth Proportional to 2,402.77, 3,604.37 and 758.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.77 : 3,604.37 = 758.89 : x
2. Step 2: Convert to fraction form
   2,402.77/3,604.37 = 758.89/x
3. Step 3: Cross multiply
   2,402.77x = 3,604.37 × 758.89
4. Step 4: Simplify right side
   2,402.77x = 2,735,316.55
5. Step 5: Solve for x
   x = 2,735,316.55/2,402.77
6. Step 6: Final answer
   x = 1,138.40