Finding the Third Proportional to 282,502.50 and 418,866

Step by Step Solution

1. Step 1: Write the proportion equation
   282,502.50 : 418,866 = 418,866 : x
2. Step 2: Convert to fraction form
   282,502.50/418,866 = 418,866/x
3. Step 3: Cross multiply
   282,502.50x = 418,866 × 418,866
4. Step 4: Simplify right side
   282,502.50x = 175,448,725,956
5. Step 5: Solve for x
   x = 175,448,725,956/282,502.50
6. Step 6: Final answer
   x = 621,051.94