Finding the Third Proportional to 210,022.50 and 460,866

Step by Step Solution

1. Step 1: Write the proportion equation
   210,022.50 : 460,866 = 460,866 : x
2. Step 2: Convert to fraction form
   210,022.50/460,866 = 460,866/x
3. Step 3: Cross multiply
   210,022.50x = 460,866 × 460,866
4. Step 4: Simplify right side
   210,022.50x = 212,397,469,956
5. Step 5: Solve for x
   x = 212,397,469,956/210,022.50
6. Step 6: Final answer
   x = 1,011,308.17