Finding the Third Proportional to 569,694 and 1,215,636

Step by Step Solution

1. Step 1: Write the proportion equation
   569,694 : 1,215,636 = 1,215,636 : x
2. Step 2: Convert to fraction form
   569,694/1,215,636 = 1,215,636/x
3. Step 3: Cross multiply
   569,694x = 1,215,636 × 1,215,636
4. Step 4: Simplify right side
   569,694x = 1,477,770,884,496
5. Step 5: Solve for x
   x = 1,477,770,884,496/569,694
6. Step 6: Final answer
   x = 2,593,973.05