Finding the Third Proportional to 648,364 and 1,041,747

Step by Step Solution

1. Step 1: Write the proportion equation
   648,364 : 1,041,747 = 1,041,747 : x
2. Step 2: Convert to fraction form
   648,364/1,041,747 = 1,041,747/x
3. Step 3: Cross multiply
   648,364x = 1,041,747 × 1,041,747
4. Step 4: Simplify right side
   648,364x = 1,085,236,812,009
5. Step 5: Solve for x
   x = 1,085,236,812,009/648,364
6. Step 6: Final answer
   x = 1,673,807.94