Finding the Third Proportional to 415,171.41 and 863,477.72

Step by Step Solution

1. Step 1: Write the proportion equation
   415,171.41 : 863,477.72 = 863,477.72 : x
2. Step 2: Convert to fraction form
   415,171.41/863,477.72 = 863,477.72/x
3. Step 3: Cross multiply
   415,171.41x = 863,477.72 × 863,477.72
4. Step 4: Simplify right side
   415,171.41x = 745,593,770,777.70
5. Step 5: Solve for x
   x = 745,593,770,777.70/415,171.41
6. Step 6: Final answer
   x = 1,795,869.75