Finding the Third Proportional to 2,564,208 and 3,986,292

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564,208 : 3,986,292 = 3,986,292 : x
2. Step 2: Convert to fraction form
   2,564,208/3,986,292 = 3,986,292/x
3. Step 3: Cross multiply
   2,564,208x = 3,986,292 × 3,986,292
4. Step 4: Simplify right side
   2,564,208x = 15,890,523,909,264
5. Step 5: Solve for x
   x = 15,890,523,909,264/2,564,208
6. Step 6: Final answer
   x = 6,197,049.50