Finding the Third Proportional to 781,048 and 1,623,872

Step by Step Solution

1. Step 1: Write the proportion equation
   781,048 : 1,623,872 = 1,623,872 : x
2. Step 2: Convert to fraction form
   781,048/1,623,872 = 1,623,872/x
3. Step 3: Cross multiply
   781,048x = 1,623,872 × 1,623,872
4. Step 4: Simplify right side
   781,048x = 2,636,960,272,384
5. Step 5: Solve for x
   x = 2,636,960,272,384/781,048
6. Step 6: Final answer
   x = 3,376,182.09