Finding the Third Proportional to 2,066.50 and 3,161

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.50 : 3,161 = 3,161 : x
2. Step 2: Convert to fraction form
   2,066.50/3,161 = 3,161/x
3. Step 3: Cross multiply
   2,066.50x = 3,161 × 3,161
4. Step 4: Simplify right side
   2,066.50x = 9,991,921
5. Step 5: Solve for x
   x = 9,991,921/2,066.50
6. Step 6: Final answer
   x = 4,835.19