Finding the Third Proportional to 1,307,290 and 2,803,689

Step by Step Solution

1. Step 1: Write the proportion equation
   1,307,290 : 2,803,689 = 2,803,689 : x
2. Step 2: Convert to fraction form
   1,307,290/2,803,689 = 2,803,689/x
3. Step 3: Cross multiply
   1,307,290x = 2,803,689 × 2,803,689
4. Step 4: Simplify right side
   1,307,290x = 7,860,672,008,721
5. Step 5: Solve for x
   x = 7,860,672,008,721/1,307,290
6. Step 6: Final answer
   x = 6,012,951.99