Finding the Third Proportional to 422,865 and 922,071.38

Step by Step Solution

1. Step 1: Write the proportion equation
   422,865 : 922,071.38 = 922,071.38 : x
2. Step 2: Convert to fraction form
   422,865/922,071.38 = 922,071.38/x
3. Step 3: Cross multiply
   422,865x = 922,071.38 × 922,071.38
4. Step 4: Simplify right side
   422,865x = 850,215,620,594.39
5. Step 5: Solve for x
   x = 850,215,620,594.39/422,865
6. Step 6: Final answer
   x = 2,010,607.69