Finding the Third Proportional to 2,528,990 and 5,530,084

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528,990 : 5,530,084 = 5,530,084 : x
2. Step 2: Convert to fraction form
   2,528,990/5,530,084 = 5,530,084/x
3. Step 3: Cross multiply
   2,528,990x = 5,530,084 × 5,530,084
4. Step 4: Simplify right side
   2,528,990x = 30,581,829,047,056
5. Step 5: Solve for x
   x = 30,581,829,047,056/2,528,990
6. Step 6: Final answer
   x = 12,092,506.91