Finding the Third Proportional to 152,021 and 351,892

Step by Step Solution

1. Step 1: Write the proportion equation
   152,021 : 351,892 = 351,892 : x
2. Step 2: Convert to fraction form
   152,021/351,892 = 351,892/x
3. Step 3: Cross multiply
   152,021x = 351,892 × 351,892
4. Step 4: Simplify right side
   152,021x = 123,827,979,664
5. Step 5: Solve for x
   x = 123,827,979,664/152,021
6. Step 6: Final answer
   x = 814,545.23