Finding the Third Proportional to 1,399,815 and 2,892,942

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,815 : 2,892,942 = 2,892,942 : x
2. Step 2: Convert to fraction form
   1,399,815/2,892,942 = 2,892,942/x
3. Step 3: Cross multiply
   1,399,815x = 2,892,942 × 2,892,942
4. Step 4: Simplify right side
   1,399,815x = 8,369,113,415,364
5. Step 5: Solve for x
   x = 8,369,113,415,364/1,399,815
6. Step 6: Final answer
   x = 5,978,728.20