Finding the Fourth Proportional to 4,950.18, 7,426.42 and 1,440.27

Step by Step Solution

1. Step 1: Write the proportion equation
   4,950.18 : 7,426.42 = 1,440.27 : x
2. Step 2: Convert to fraction form
   4,950.18/7,426.42 = 1,440.27/x
3. Step 3: Cross multiply
   4,950.18x = 7,426.42 × 1,440.27
4. Step 4: Simplify right side
   4,950.18x = 10,696,046.33
5. Step 5: Solve for x
   x = 10,696,046.33/4,950.18
6. Step 6: Final answer
   x = 2,160.74