Finding the Third Proportional to 665,604 and 1,455,624

Step by Step Solution

1. Step 1: Write the proportion equation
   665,604 : 1,455,624 = 1,455,624 : x
2. Step 2: Convert to fraction form
   665,604/1,455,624 = 1,455,624/x
3. Step 3: Cross multiply
   665,604x = 1,455,624 × 1,455,624
4. Step 4: Simplify right side
   665,604x = 2,118,841,229,376
5. Step 5: Solve for x
   x = 2,118,841,229,376/665,604
6. Step 6: Final answer
   x = 3,183,336.08