Finding the Fourth Proportional to 2,490.01, 3,735.57 and 758.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.01 : 3,735.57 = 758.77 : x
2. Step 2: Convert to fraction form
   2,490.01/3,735.57 = 758.77/x
3. Step 3: Cross multiply
   2,490.01x = 3,735.57 × 758.77
4. Step 4: Simplify right side
   2,490.01x = 2,834,438.45
5. Step 5: Solve for x
   x = 2,834,438.45/2,490.01
6. Step 6: Final answer
   x = 1,138.32