Finding the Third Proportional to 714,520 and 1,105,872

Step by Step Solution

1. Step 1: Write the proportion equation
   714,520 : 1,105,872 = 1,105,872 : x
2. Step 2: Convert to fraction form
   714,520/1,105,872 = 1,105,872/x
3. Step 3: Cross multiply
   714,520x = 1,105,872 × 1,105,872
4. Step 4: Simplify right side
   714,520x = 1,222,952,880,384
5. Step 5: Solve for x
   x = 1,222,952,880,384/714,520
6. Step 6: Final answer
   x = 1,711,572.64