Finding the Third Proportional to 1,548,978 and 3,373,542

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548,978 : 3,373,542 = 3,373,542 : x
2. Step 2: Convert to fraction form
   1,548,978/3,373,542 = 3,373,542/x
3. Step 3: Cross multiply
   1,548,978x = 3,373,542 × 3,373,542
4. Step 4: Simplify right side
   1,548,978x = 11,380,785,625,764
5. Step 5: Solve for x
   x = 11,380,785,625,764/1,548,978
6. Step 6: Final answer
   x = 7,347,286.81