Finding the Fourth Proportional to 3,030.57, 4,545.50 and 950.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,030.57 : 4,545.50 = 950.63 : x
2. Step 2: Convert to fraction form
   3,030.57/4,545.50 = 950.63/x
3. Step 3: Cross multiply
   3,030.57x = 4,545.50 × 950.63
4. Step 4: Simplify right side
   3,030.57x = 4,321,061.18
5. Step 5: Solve for x
   x = 4,321,061.18/3,030.57
6. Step 6: Final answer
   x = 1,425.82