Finding the Third Proportional to 847,236 and 1,862,406

Step by Step Solution

1. Step 1: Write the proportion equation
   847,236 : 1,862,406 = 1,862,406 : x
2. Step 2: Convert to fraction form
   847,236/1,862,406 = 1,862,406/x
3. Step 3: Cross multiply
   847,236x = 1,862,406 × 1,862,406
4. Step 4: Simplify right side
   847,236x = 3,468,556,108,836
5. Step 5: Solve for x
   x = 3,468,556,108,836/847,236
6. Step 6: Final answer
   x = 4,093,966.86