Finding the Fourth Proportional to 2,951.67, 4,428.52 and 1,309.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.67 : 4,428.52 = 1,309.37 : x
2. Step 2: Convert to fraction form
   2,951.67/4,428.52 = 1,309.37/x
3. Step 3: Cross multiply
   2,951.67x = 4,428.52 × 1,309.37
4. Step 4: Simplify right side
   2,951.67x = 5,798,553.18
5. Step 5: Solve for x
   x = 5,798,553.18/2,951.67
6. Step 6: Final answer
   x = 1,964.50