Finding the Fourth Proportional to 2,236.01, 3,086.37 and 1,648.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,236.01 : 3,086.37 = 1,648.25 : x
2. Step 2: Convert to fraction form
   2,236.01/3,086.37 = 1,648.25/x
3. Step 3: Cross multiply
   2,236.01x = 3,086.37 × 1,648.25
4. Step 4: Simplify right side
   2,236.01x = 5,087,109.35
5. Step 5: Solve for x
   x = 5,087,109.35/2,236.01
6. Step 6: Final answer
   x = 2,275.08