Finding the Third Proportional to 604,432 and 817,892

Step by Step Solution

1. Step 1: Write the proportion equation
   604,432 : 817,892 = 817,892 : x
2. Step 2: Convert to fraction form
   604,432/817,892 = 817,892/x
3. Step 3: Cross multiply
   604,432x = 817,892 × 817,892
4. Step 4: Simplify right side
   604,432x = 668,947,323,664
5. Step 5: Solve for x
   x = 668,947,323,664/604,432
6. Step 6: Final answer
   x = 1,106,737.11