Finding the Third Proportional to 607,809.50 and 1,322,647

Step by Step Solution

1. Step 1: Write the proportion equation
   607,809.50 : 1,322,647 = 1,322,647 : x
2. Step 2: Convert to fraction form
   607,809.50/1,322,647 = 1,322,647/x
3. Step 3: Cross multiply
   607,809.50x = 1,322,647 × 1,322,647
4. Step 4: Simplify right side
   607,809.50x = 1,749,395,086,609
5. Step 5: Solve for x
   x = 1,749,395,086,609/607,809.50
6. Step 6: Final answer
   x = 2,878,196.35