Finding the Third Proportional to 3,980,542 and 5,964,558

Step by Step Solution

1. Step 1: Write the proportion equation
   3,980,542 : 5,964,558 = 5,964,558 : x
2. Step 2: Convert to fraction form
   3,980,542/5,964,558 = 5,964,558/x
3. Step 3: Cross multiply
   3,980,542x = 5,964,558 × 5,964,558
4. Step 4: Simplify right side
   3,980,542x = 35,575,952,135,364
5. Step 5: Solve for x
   x = 35,575,952,135,364/3,980,542
6. Step 6: Final answer
   x = 8,937,464.33