Finding the Third Proportional to 601,656 and 1,286,256

Step by Step Solution

1. Step 1: Write the proportion equation
   601,656 : 1,286,256 = 1,286,256 : x
2. Step 2: Convert to fraction form
   601,656/1,286,256 = 1,286,256/x
3. Step 3: Cross multiply
   601,656x = 1,286,256 × 1,286,256
4. Step 4: Simplify right side
   601,656x = 1,654,454,497,536
5. Step 5: Solve for x
   x = 1,654,454,497,536/601,656
6. Step 6: Final answer
   x = 2,749,834.62