Finding the Third Proportional to 1,399,833 and 2,892,978

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,833 : 2,892,978 = 2,892,978 : x
2. Step 2: Convert to fraction form
   1,399,833/2,892,978 = 2,892,978/x
3. Step 3: Cross multiply
   1,399,833x = 2,892,978 × 2,892,978
4. Step 4: Simplify right side
   1,399,833x = 8,369,321,708,484
5. Step 5: Solve for x
   x = 8,369,321,708,484/1,399,833
6. Step 6: Final answer
   x = 5,978,800.12