Finding the Third Proportional to 658,685 and 1,417,234

Step by Step Solution

1. Step 1: Write the proportion equation
   658,685 : 1,417,234 = 1,417,234 : x
2. Step 2: Convert to fraction form
   658,685/1,417,234 = 1,417,234/x
3. Step 3: Cross multiply
   658,685x = 1,417,234 × 1,417,234
4. Step 4: Simplify right side
   658,685x = 2,008,552,210,756
5. Step 5: Solve for x
   x = 2,008,552,210,756/658,685
6. Step 6: Final answer
   x = 3,049,336.50