Finding the Third Proportional to 607,810 and 1,322,648

Step by Step Solution

1. Step 1: Write the proportion equation
   607,810 : 1,322,648 = 1,322,648 : x
2. Step 2: Convert to fraction form
   607,810/1,322,648 = 1,322,648/x
3. Step 3: Cross multiply
   607,810x = 1,322,648 × 1,322,648
4. Step 4: Simplify right side
   607,810x = 1,749,397,731,904
5. Step 5: Solve for x
   x = 1,749,397,731,904/607,810
6. Step 6: Final answer
   x = 2,878,198.34