Finding the Third Proportional to 2,782,936 and 5,986,583

Step by Step Solution

1. Step 1: Write the proportion equation
   2,782,936 : 5,986,583 = 5,986,583 : x
2. Step 2: Convert to fraction form
   2,782,936/5,986,583 = 5,986,583/x
3. Step 3: Cross multiply
   2,782,936x = 5,986,583 × 5,986,583
4. Step 4: Simplify right side
   2,782,936x = 35,839,176,015,889
5. Step 5: Solve for x
   x = 35,839,176,015,889/2,782,936
6. Step 6: Final answer
   x = 12,878,189.08