Finding the Third Proportional to 711,656 and 1,563,280

Step by Step Solution

1. Step 1: Write the proportion equation
   711,656 : 1,563,280 = 1,563,280 : x
2. Step 2: Convert to fraction form
   711,656/1,563,280 = 1,563,280/x
3. Step 3: Cross multiply
   711,656x = 1,563,280 × 1,563,280
4. Step 4: Simplify right side
   711,656x = 2,443,844,358,400
5. Step 5: Solve for x
   x = 2,443,844,358,400/711,656
6. Step 6: Final answer
   x = 3,434,024.81