Finding the Third Proportional to 1,136,781 and 2,431,107

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136,781 : 2,431,107 = 2,431,107 : x
2. Step 2: Convert to fraction form
   1,136,781/2,431,107 = 2,431,107/x
3. Step 3: Cross multiply
   1,136,781x = 2,431,107 × 2,431,107
4. Step 4: Simplify right side
   1,136,781x = 5,910,281,245,449
5. Step 5: Solve for x
   x = 5,910,281,245,449/1,136,781
6. Step 6: Final answer
   x = 5,199,137.96