Finding the Third Proportional to 1,682,216 and 3,737,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,216 : 3,737,680 = 3,737,680 : x
2. Step 2: Convert to fraction form
   1,682,216/3,737,680 = 3,737,680/x
3. Step 3: Cross multiply
   1,682,216x = 3,737,680 × 3,737,680
4. Step 4: Simplify right side
   1,682,216x = 13,970,251,782,400
5. Step 5: Solve for x
   x = 13,970,251,782,400/1,682,216
6. Step 6: Final answer
   x = 8,304,671.80