Finding the Third Proportional to 5,077,260 and 10,990,488

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077,260 : 10,990,488 = 10,990,488 : x
2. Step 2: Convert to fraction form
   5,077,260/10,990,488 = 10,990,488/x
3. Step 3: Cross multiply
   5,077,260x = 10,990,488 × 10,990,488
4. Step 4: Simplify right side
   5,077,260x = 120,790,826,478,144
5. Step 5: Solve for x
   x = 120,790,826,478,144/5,077,260
6. Step 6: Final answer
   x = 23,790,553.66