Finding the Third Proportional to 1,663,920 and 2,377,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,920 : 2,377,784 = 2,377,784 : x
2. Step 2: Convert to fraction form
   1,663,920/2,377,784 = 2,377,784/x
3. Step 3: Cross multiply
   1,663,920x = 2,377,784 × 2,377,784
4. Step 4: Simplify right side
   1,663,920x = 5,653,856,750,656
5. Step 5: Solve for x
   x = 5,653,856,750,656/1,663,920
6. Step 6: Final answer
   x = 3,397,913.81