Finding the Fourth Proportional to 2,490.51, 3,735.33 and 758.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.51 : 3,735.33 = 758.73 : x
2. Step 2: Convert to fraction form
   2,490.51/3,735.33 = 758.73/x
3. Step 3: Cross multiply
   2,490.51x = 3,735.33 × 758.73
4. Step 4: Simplify right side
   2,490.51x = 2,834,106.93
5. Step 5: Solve for x
   x = 2,834,106.93/2,490.51
6. Step 6: Final answer
   x = 1,137.96