Finding the Third Proportional to 862,112 and 1,873,449

Step by Step Solution

1. Step 1: Write the proportion equation
   862,112 : 1,873,449 = 1,873,449 : x
2. Step 2: Convert to fraction form
   862,112/1,873,449 = 1,873,449/x
3. Step 3: Cross multiply
   862,112x = 1,873,449 × 1,873,449
4. Step 4: Simplify right side
   862,112x = 3,509,811,155,601
5. Step 5: Solve for x
   x = 3,509,811,155,601/862,112
6. Step 6: Final answer
   x = 4,071,177.71