Finding the Fourth Proportional to 2,898.54, 4,347.78 and 950.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,898.54 : 4,347.78 = 950.72 : x
2. Step 2: Convert to fraction form
   2,898.54/4,347.78 = 950.72/x
3. Step 3: Cross multiply
   2,898.54x = 4,347.78 × 950.72
4. Step 4: Simplify right side
   2,898.54x = 4,133,521.40
5. Step 5: Solve for x
   x = 4,133,521.40/2,898.54
6. Step 6: Final answer
   x = 1,426.07