Finding the Third Proportional to 205,938 and 328,892

Step by Step Solution

1. Step 1: Write the proportion equation
   205,938 : 328,892 = 328,892 : x
2. Step 2: Convert to fraction form
   205,938/328,892 = 328,892/x
3. Step 3: Cross multiply
   205,938x = 328,892 × 328,892
4. Step 4: Simplify right side
   205,938x = 108,169,947,664
5. Step 5: Solve for x
   x = 108,169,947,664/205,938
6. Step 6: Final answer
   x = 525,254.92