Finding the Third Proportional to 565,606 and 1,219,770

Step by Step Solution

1. Step 1: Write the proportion equation
   565,606 : 1,219,770 = 1,219,770 : x
2. Step 2: Convert to fraction form
   565,606/1,219,770 = 1,219,770/x
3. Step 3: Cross multiply
   565,606x = 1,219,770 × 1,219,770
4. Step 4: Simplify right side
   565,606x = 1,487,838,852,900
5. Step 5: Solve for x
   x = 1,487,838,852,900/565,606
6. Step 6: Final answer
   x = 2,630,521.69