Finding the Third Proportional to 1,243,885 and 2,712,883

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,885 : 2,712,883 = 2,712,883 : x
2. Step 2: Convert to fraction form
   1,243,885/2,712,883 = 2,712,883/x
3. Step 3: Cross multiply
   1,243,885x = 2,712,883 × 2,712,883
4. Step 4: Simplify right side
   1,243,885x = 7,359,734,171,689
5. Step 5: Solve for x
   x = 7,359,734,171,689/1,243,885
6. Step 6: Final answer
   x = 5,916,731.99