Finding the Third Proportional to 786,298 and 1,719,806

Step by Step Solution

1. Step 1: Write the proportion equation
   786,298 : 1,719,806 = 1,719,806 : x
2. Step 2: Convert to fraction form
   786,298/1,719,806 = 1,719,806/x
3. Step 3: Cross multiply
   786,298x = 1,719,806 × 1,719,806
4. Step 4: Simplify right side
   786,298x = 2,957,732,677,636
5. Step 5: Solve for x
   x = 2,957,732,677,636/786,298
6. Step 6: Final answer
   x = 3,761,592.52