Finding the Third Proportional to 2,781,965 and 5,862,817

Step by Step Solution

1. Step 1: Write the proportion equation
   2,781,965 : 5,862,817 = 5,862,817 : x
2. Step 2: Convert to fraction form
   2,781,965/5,862,817 = 5,862,817/x
3. Step 3: Cross multiply
   2,781,965x = 5,862,817 × 5,862,817
4. Step 4: Simplify right side
   2,781,965x = 34,372,623,175,489
5. Step 5: Solve for x
   x = 34,372,623,175,489/2,781,965
6. Step 6: Final answer
   x = 12,355,519.63