Finding the Third Proportional to 333,068 and 490,782

Step by Step Solution

1. Step 1: Write the proportion equation
   333,068 : 490,782 = 490,782 : x
2. Step 2: Convert to fraction form
   333,068/490,782 = 490,782/x
3. Step 3: Cross multiply
   333,068x = 490,782 × 490,782
4. Step 4: Simplify right side
   333,068x = 240,866,971,524
5. Step 5: Solve for x
   x = 240,866,971,524/333,068
6. Step 6: Final answer
   x = 723,176.56