Finding the Third Proportional to 1,427,398 and 2,973,218

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,398 : 2,973,218 = 2,973,218 : x
2. Step 2: Convert to fraction form
   1,427,398/2,973,218 = 2,973,218/x
3. Step 3: Cross multiply
   1,427,398x = 2,973,218 × 2,973,218
4. Step 4: Simplify right side
   1,427,398x = 8,840,025,275,524
5. Step 5: Solve for x
   x = 8,840,025,275,524/1,427,398
6. Step 6: Final answer
   x = 6,193,104.71