Finding the Fourth Proportional to 1,648.34, 2,471.10 and 673.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648.34 : 2,471.10 = 673.82 : x
2. Step 2: Convert to fraction form
   1,648.34/2,471.10 = 673.82/x
3. Step 3: Cross multiply
   1,648.34x = 2,471.10 × 673.82
4. Step 4: Simplify right side
   1,648.34x = 1,665,076.60
5. Step 5: Solve for x
   x = 1,665,076.60/1,648.34
6. Step 6: Final answer
   x = 1,010.15