Finding the Third Proportional to 711,628 and 1,563,212

Step by Step Solution

1. Step 1: Write the proportion equation
   711,628 : 1,563,212 = 1,563,212 : x
2. Step 2: Convert to fraction form
   711,628/1,563,212 = 1,563,212/x
3. Step 3: Cross multiply
   711,628x = 1,563,212 × 1,563,212
4. Step 4: Simplify right side
   711,628x = 2,443,631,756,944
5. Step 5: Solve for x
   x = 2,443,631,756,944/711,628
6. Step 6: Final answer
   x = 3,433,861.17