Finding the Fourth Proportional to 2,650.31, 3,657.30 and 1,471.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.31 : 3,657.30 = 1,471.28 : x
2. Step 2: Convert to fraction form
   2,650.31/3,657.30 = 1,471.28/x
3. Step 3: Cross multiply
   2,650.31x = 3,657.30 × 1,471.28
4. Step 4: Simplify right side
   2,650.31x = 5,380,912.34
5. Step 5: Solve for x
   x = 5,380,912.34/2,650.31
6. Step 6: Final answer
   x = 2,030.30