Finding the Third Proportional to 1,011,990 and 2,388,963

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,990 : 2,388,963 = 2,388,963 : x
2. Step 2: Convert to fraction form
   1,011,990/2,388,963 = 2,388,963/x
3. Step 3: Cross multiply
   1,011,990x = 2,388,963 × 2,388,963
4. Step 4: Simplify right side
   1,011,990x = 5,707,144,215,369
5. Step 5: Solve for x
   x = 5,707,144,215,369/1,011,990
6. Step 6: Final answer
   x = 5,639,526.30