Finding the Third Proportional to 565,558 and 1,219,676

Step by Step Solution

1. Step 1: Write the proportion equation
   565,558 : 1,219,676 = 1,219,676 : x
2. Step 2: Convert to fraction form
   565,558/1,219,676 = 1,219,676/x
3. Step 3: Cross multiply
   565,558x = 1,219,676 × 1,219,676
4. Step 4: Simplify right side
   565,558x = 1,487,609,544,976
5. Step 5: Solve for x
   x = 1,487,609,544,976/565,558
6. Step 6: Final answer
   x = 2,630,339.50