Finding the Third Proportional to 1,015,866 and 2,231,100

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,866 : 2,231,100 = 2,231,100 : x
2. Step 2: Convert to fraction form
   1,015,866/2,231,100 = 2,231,100/x
3. Step 3: Cross multiply
   1,015,866x = 2,231,100 × 2,231,100
4. Step 4: Simplify right side
   1,015,866x = 4,977,807,210,000
5. Step 5: Solve for x
   x = 4,977,807,210,000/1,015,866
6. Step 6: Final answer
   x = 4,900,062.81