Finding the Third Proportional to 601,788 and 1,321,662

Step by Step Solution

1. Step 1: Write the proportion equation
   601,788 : 1,321,662 = 1,321,662 : x
2. Step 2: Convert to fraction form
   601,788/1,321,662 = 1,321,662/x
3. Step 3: Cross multiply
   601,788x = 1,321,662 × 1,321,662
4. Step 4: Simplify right side
   601,788x = 1,746,790,442,244
5. Step 5: Solve for x
   x = 1,746,790,442,244/601,788
6. Step 6: Final answer
   x = 2,902,667.45