Finding the Third Proportional to 857,477 and 1,862,522

Step by Step Solution

1. Step 1: Write the proportion equation
   857,477 : 1,862,522 = 1,862,522 : x
2. Step 2: Convert to fraction form
   857,477/1,862,522 = 1,862,522/x
3. Step 3: Cross multiply
   857,477x = 1,862,522 × 1,862,522
4. Step 4: Simplify right side
   857,477x = 3,468,988,200,484
5. Step 5: Solve for x
   x = 3,468,988,200,484/857,477
6. Step 6: Final answer
   x = 4,045,575.80