Finding the Fourth Proportional to 2,903.67, 4,356.63 and 1,149.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,903.67 : 4,356.63 = 1,149.57 : x
2. Step 2: Convert to fraction form
   2,903.67/4,356.63 = 1,149.57/x
3. Step 3: Cross multiply
   2,903.67x = 4,356.63 × 1,149.57
4. Step 4: Simplify right side
   2,903.67x = 5,008,251.15
5. Step 5: Solve for x
   x = 5,008,251.15/2,903.67
6. Step 6: Final answer
   x = 1,724.80