Finding the Third Proportional to 369,421.50 and 797,892

Step by Step Solution

1. Step 1: Write the proportion equation
   369,421.50 : 797,892 = 797,892 : x
2. Step 2: Convert to fraction form
   369,421.50/797,892 = 797,892/x
3. Step 3: Cross multiply
   369,421.50x = 797,892 × 797,892
4. Step 4: Simplify right side
   369,421.50x = 636,631,643,664
5. Step 5: Solve for x
   x = 636,631,643,664/369,421.50
6. Step 6: Final answer
   x = 1,723,320.50