Finding the Third Proportional to 5,077,256 and 10,990,480

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077,256 : 10,990,480 = 10,990,480 : x
2. Step 2: Convert to fraction form
   5,077,256/10,990,480 = 10,990,480/x
3. Step 3: Cross multiply
   5,077,256x = 10,990,480 × 10,990,480
4. Step 4: Simplify right side
   5,077,256x = 120,790,650,630,400
5. Step 5: Solve for x
   x = 120,790,650,630,400/5,077,256
6. Step 6: Final answer
   x = 23,790,537.77