Finding the Third Proportional to 2,526,612 and 5,478,876

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526,612 : 5,478,876 = 5,478,876 : x
2. Step 2: Convert to fraction form
   2,526,612/5,478,876 = 5,478,876/x
3. Step 3: Cross multiply
   2,526,612x = 5,478,876 × 5,478,876
4. Step 4: Simplify right side
   2,526,612x = 30,018,082,223,376
5. Step 5: Solve for x
   x = 30,018,082,223,376/2,526,612
6. Step 6: Final answer
   x = 11,880,764.53