Finding the Third Proportional to 601,812 and 1,311,570

Step by Step Solution

1. Step 1: Write the proportion equation
   601,812 : 1,311,570 = 1,311,570 : x
2. Step 2: Convert to fraction form
   601,812/1,311,570 = 1,311,570/x
3. Step 3: Cross multiply
   601,812x = 1,311,570 × 1,311,570
4. Step 4: Simplify right side
   601,812x = 1,720,215,864,900
5. Step 5: Solve for x
   x = 1,720,215,864,900/601,812
6. Step 6: Final answer
   x = 2,858,394.09