Finding the Third Proportional to 2,603,466 and 5,606,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,466 : 5,606,545.50 = 5,606,545.50 : x
2. Step 2: Convert to fraction form
   2,603,466/5,606,545.50 = 5,606,545.50/x
3. Step 3: Cross multiply
   2,603,466x = 5,606,545.50 × 5,606,545.50
4. Step 4: Simplify right side
   2,603,466x = 31,433,352,443,570.25
5. Step 5: Solve for x
   x = 31,433,352,443,570.25/2,603,466
6. Step 6: Final answer
   x = 12,073,655.83