Finding the Third Proportional to 816,410 and 1,729,948

Step by Step Solution

1. Step 1: Write the proportion equation
   816,410 : 1,729,948 = 1,729,948 : x
2. Step 2: Convert to fraction form
   816,410/1,729,948 = 1,729,948/x
3. Step 3: Cross multiply
   816,410x = 1,729,948 × 1,729,948
4. Step 4: Simplify right side
   816,410x = 2,992,720,082,704
5. Step 5: Solve for x
   x = 2,992,720,082,704/816,410
6. Step 6: Final answer
   x = 3,665,707.28