Finding the Third Proportional to 264,046.50 and 622,706

Step by Step Solution

1. Step 1: Write the proportion equation
   264,046.50 : 622,706 = 622,706 : x
2. Step 2: Convert to fraction form
   264,046.50/622,706 = 622,706/x
3. Step 3: Cross multiply
   264,046.50x = 622,706 × 622,706
4. Step 4: Simplify right side
   264,046.50x = 387,762,762,436
5. Step 5: Solve for x
   x = 387,762,762,436/264,046.50
6. Step 6: Final answer
   x = 1,468,539.68