Finding the Third Proportional to 1,220,844 and 1,867,554

Step by Step Solution

1. Step 1: Write the proportion equation
   1,220,844 : 1,867,554 = 1,867,554 : x
2. Step 2: Convert to fraction form
   1,220,844/1,867,554 = 1,867,554/x
3. Step 3: Cross multiply
   1,220,844x = 1,867,554 × 1,867,554
4. Step 4: Simplify right side
   1,220,844x = 3,487,757,942,916
5. Step 5: Solve for x
   x = 3,487,757,942,916/1,220,844
6. Step 6: Final answer
   x = 2,856,841.61