Finding the Third Proportional to 757,738 and 1,620,542

Step by Step Solution

1. Step 1: Write the proportion equation
   757,738 : 1,620,542 = 1,620,542 : x
2. Step 2: Convert to fraction form
   757,738/1,620,542 = 1,620,542/x
3. Step 3: Cross multiply
   757,738x = 1,620,542 × 1,620,542
4. Step 4: Simplify right side
   757,738x = 2,626,156,373,764
5. Step 5: Solve for x
   x = 2,626,156,373,764/757,738
6. Step 6: Final answer
   x = 3,465,784.18