Finding the Third Proportional to 1,821,312 and 2,737,836

Step by Step Solution

1. Step 1: Write the proportion equation
   1,821,312 : 2,737,836 = 2,737,836 : x
2. Step 2: Convert to fraction form
   1,821,312/2,737,836 = 2,737,836/x
3. Step 3: Cross multiply
   1,821,312x = 2,737,836 × 2,737,836
4. Step 4: Simplify right side
   1,821,312x = 7,495,745,962,896
5. Step 5: Solve for x
   x = 7,495,745,962,896/1,821,312
6. Step 6: Final answer
   x = 4,115,574.91