Finding the Third Proportional to 862,078 and 1,873,516

Step by Step Solution

1. Step 1: Write the proportion equation
   862,078 : 1,873,516 = 1,873,516 : x
2. Step 2: Convert to fraction form
   862,078/1,873,516 = 1,873,516/x
3. Step 3: Cross multiply
   862,078x = 1,873,516 × 1,873,516
4. Step 4: Simplify right side
   862,078x = 3,510,062,202,256
5. Step 5: Solve for x
   x = 3,510,062,202,256/862,078
6. Step 6: Final answer
   x = 4,071,629.48