Finding the Third Proportional to 415,211.50 and 897,005

Step by Step Solution

1. Step 1: Write the proportion equation
   415,211.50 : 897,005 = 897,005 : x
2. Step 2: Convert to fraction form
   415,211.50/897,005 = 897,005/x
3. Step 3: Cross multiply
   415,211.50x = 897,005 × 897,005
4. Step 4: Simplify right side
   415,211.50x = 804,617,970,025
5. Step 5: Solve for x
   x = 804,617,970,025/415,211.50
6. Step 6: Final answer
   x = 1,937,850.88