Finding the Third Proportional to 638,604 and 960,571.41

Step by Step Solution

1. Step 1: Write the proportion equation
   638,604 : 960,571.41 = 960,571.41 : x
2. Step 2: Convert to fraction form
   638,604/960,571.41 = 960,571.41/x
3. Step 3: Cross multiply
   638,604x = 960,571.41 × 960,571.41
4. Step 4: Simplify right side
   638,604x = 922,697,426,505.10
5. Step 5: Solve for x
   x = 922,697,426,505.10/638,604
6. Step 6: Final answer
   x = 1,444,866.34