Finding the Third Proportional to 2,782,975.50 and 5,986,656

Step by Step Solution

1. Step 1: Write the proportion equation
   2,782,975.50 : 5,986,656 = 5,986,656 : x
2. Step 2: Convert to fraction form
   2,782,975.50/5,986,656 = 5,986,656/x
3. Step 3: Cross multiply
   2,782,975.50x = 5,986,656 × 5,986,656
4. Step 4: Simplify right side
   2,782,975.50x = 35,840,050,062,336
5. Step 5: Solve for x
   x = 35,840,050,062,336/2,782,975.50
6. Step 6: Final answer
   x = 12,878,320.37