Finding the Third Proportional to 5,787,720 and 8,514,288

Step by Step Solution

1. Step 1: Write the proportion equation
   5,787,720 : 8,514,288 = 8,514,288 : x
2. Step 2: Convert to fraction form
   5,787,720/8,514,288 = 8,514,288/x
3. Step 3: Cross multiply
   5,787,720x = 8,514,288 × 8,514,288
4. Step 4: Simplify right side
   5,787,720x = 72,493,100,146,944
5. Step 5: Solve for x
   x = 72,493,100,146,944/5,787,720
6. Step 6: Final answer
   x = 12,525,329.52