Finding the Third Proportional to 5,077,258 and 10,990,484

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077,258 : 10,990,484 = 10,990,484 : x
2. Step 2: Convert to fraction form
   5,077,258/10,990,484 = 10,990,484/x
3. Step 3: Cross multiply
   5,077,258x = 10,990,484 × 10,990,484
4. Step 4: Simplify right side
   5,077,258x = 120,790,738,554,256
5. Step 5: Solve for x
   x = 120,790,738,554,256/5,077,258
6. Step 6: Final answer
   x = 23,790,545.71