Finding the Third Proportional to 573,069.94 and 622,216.69

Step by Step Solution

1. Step 1: Write the proportion equation
   573,069.94 : 622,216.69 = 622,216.69 : x
2. Step 2: Convert to fraction form
   573,069.94/622,216.69 = 622,216.69/x
3. Step 3: Cross multiply
   573,069.94x = 622,216.69 × 622,216.69
4. Step 4: Simplify right side
   573,069.94x = 387,153,606,203.47
5. Step 5: Solve for x
   x = 387,153,606,203.47/573,069.94
6. Step 6: Final answer
   x = 675,578.29