Finding the Third Proportional to 847,218 and 1,865,022

Step by Step Solution

1. Step 1: Write the proportion equation
   847,218 : 1,865,022 = 1,865,022 : x
2. Step 2: Convert to fraction form
   847,218/1,865,022 = 1,865,022/x
3. Step 3: Cross multiply
   847,218x = 1,865,022 × 1,865,022
4. Step 4: Simplify right side
   847,218x = 3,478,307,060,484
5. Step 5: Solve for x
   x = 3,478,307,060,484/847,218
6. Step 6: Final answer
   x = 4,105,563.22