Finding the Third Proportional to 1,274,890 and 2,781,602

Step by Step Solution

1. Step 1: Write the proportion equation
   1,274,890 : 2,781,602 = 2,781,602 : x
2. Step 2: Convert to fraction form
   1,274,890/2,781,602 = 2,781,602/x
3. Step 3: Cross multiply
   1,274,890x = 2,781,602 × 2,781,602
4. Step 4: Simplify right side
   1,274,890x = 7,737,309,686,404
5. Step 5: Solve for x
   x = 7,737,309,686,404/1,274,890
6. Step 6: Final answer
   x = 6,069,001.79