Finding the Third Proportional to 1,226,828 and 1,862,318

Step by Step Solution

1. Step 1: Write the proportion equation
   1,226,828 : 1,862,318 = 1,862,318 : x
2. Step 2: Convert to fraction form
   1,226,828/1,862,318 = 1,862,318/x
3. Step 3: Cross multiply
   1,226,828x = 1,862,318 × 1,862,318
4. Step 4: Simplify right side
   1,226,828x = 3,468,228,333,124
5. Step 5: Solve for x
   x = 3,468,228,333,124/1,226,828
6. Step 6: Final answer
   x = 2,826,988.24