Finding the Third Proportional to 1,902.25 and 3,018.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,902.25 : 3,018.38 = 3,018.38 : x
2. Step 2: Convert to fraction form
   1,902.25/3,018.38 = 3,018.38/x
3. Step 3: Cross multiply
   1,902.25x = 3,018.38 × 3,018.38
4. Step 4: Simplify right side
   1,902.25x = 9,110,587.64
5. Step 5: Solve for x
   x = 9,110,587.64/1,902.25
6. Step 6: Final answer
   x = 4,789.37