Finding the Third Proportional to 922,308 and 1,986,920

Step by Step Solution

1. Step 1: Write the proportion equation
   922,308 : 1,986,920 = 1,986,920 : x
2. Step 2: Convert to fraction form
   922,308/1,986,920 = 1,986,920/x
3. Step 3: Cross multiply
   922,308x = 1,986,920 × 1,986,920
4. Step 4: Simplify right side
   922,308x = 3,947,851,086,400
5. Step 5: Solve for x
   x = 3,947,851,086,400/922,308
6. Step 6: Final answer
   x = 4,280,404.25