Finding the Third Proportional to 152,022 and 323,730

Step by Step Solution

1. Step 1: Write the proportion equation
   152,022 : 323,730 = 323,730 : x
2. Step 2: Convert to fraction form
   152,022/323,730 = 323,730/x
3. Step 3: Cross multiply
   152,022x = 323,730 × 323,730
4. Step 4: Simplify right side
   152,022x = 104,801,112,900
5. Step 5: Solve for x
   x = 104,801,112,900/152,022
6. Step 6: Final answer
   x = 689,381.23