Finding the Third Proportional to 478,150 and 1,040,414

Step by Step Solution

1. Step 1: Write the proportion equation
   478,150 : 1,040,414 = 1,040,414 : x
2. Step 2: Convert to fraction form
   478,150/1,040,414 = 1,040,414/x
3. Step 3: Cross multiply
   478,150x = 1,040,414 × 1,040,414
4. Step 4: Simplify right side
   478,150x = 1,082,461,291,396
5. Step 5: Solve for x
   x = 1,082,461,291,396/478,150
6. Step 6: Final answer
   x = 2,263,852.96