Finding the Fourth Proportional to 2,147.33, 2,964.73 and 1,649.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147.33 : 2,964.73 = 1,649.07 : x
2. Step 2: Convert to fraction form
   2,147.33/2,964.73 = 1,649.07/x
3. Step 3: Cross multiply
   2,147.33x = 2,964.73 × 1,649.07
4. Step 4: Simplify right side
   2,147.33x = 4,889,047.30
5. Step 5: Solve for x
   x = 4,889,047.30/2,147.33
6. Step 6: Final answer
   x = 2,276.81