Finding the Third Proportional to 569,792 and 1,215,856

Step by Step Solution

1. Step 1: Write the proportion equation
   569,792 : 1,215,856 = 1,215,856 : x
2. Step 2: Convert to fraction form
   569,792/1,215,856 = 1,215,856/x
3. Step 3: Cross multiply
   569,792x = 1,215,856 × 1,215,856
4. Step 4: Simplify right side
   569,792x = 1,478,305,812,736
5. Step 5: Solve for x
   x = 1,478,305,812,736/569,792
6. Step 6: Final answer
   x = 2,594,465.72