Finding the Third Proportional to 1,820,828 and 2,813,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820,828 : 2,813,376 = 2,813,376 : x
2. Step 2: Convert to fraction form
   1,820,828/2,813,376 = 2,813,376/x
3. Step 3: Cross multiply
   1,820,828x = 2,813,376 × 2,813,376
4. Step 4: Simplify right side
   1,820,828x = 7,915,084,517,376
5. Step 5: Solve for x
   x = 7,915,084,517,376/1,820,828
6. Step 6: Final answer
   x = 4,346,969.90