Finding the Third Proportional to 922,288 and 1,986,832

Step by Step Solution

1. Step 1: Write the proportion equation
   922,288 : 1,986,832 = 1,986,832 : x
2. Step 2: Convert to fraction form
   922,288/1,986,832 = 1,986,832/x
3. Step 3: Cross multiply
   922,288x = 1,986,832 × 1,986,832
4. Step 4: Simplify right side
   922,288x = 3,947,501,396,224
5. Step 5: Solve for x
   x = 3,947,501,396,224/922,288
6. Step 6: Final answer
   x = 4,280,117.92