Finding the Third Proportional to 605,636 and 929,662

Step by Step Solution

1. Step 1: Write the proportion equation
   605,636 : 929,662 = 929,662 : x
2. Step 2: Convert to fraction form
   605,636/929,662 = 929,662/x
3. Step 3: Cross multiply
   605,636x = 929,662 × 929,662
4. Step 4: Simplify right side
   605,636x = 864,271,434,244
5. Step 5: Solve for x
   x = 864,271,434,244/605,636
6. Step 6: Final answer
   x = 1,427,047.66