Finding the Third Proportional to 2,599,683 and 5,610,399

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599,683 : 5,610,399 = 5,610,399 : x
2. Step 2: Convert to fraction form
   2,599,683/5,610,399 = 5,610,399/x
3. Step 3: Cross multiply
   2,599,683x = 5,610,399 × 5,610,399
4. Step 4: Simplify right side
   2,599,683x = 31,476,576,939,201
5. Step 5: Solve for x
   x = 31,476,576,939,201/2,599,683
6. Step 6: Final answer
   x = 12,107,851.97