Finding the Third Proportional to 3,150,407 and 4,865,520

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150,407 : 4,865,520 = 4,865,520 : x
2. Step 2: Convert to fraction form
   3,150,407/4,865,520 = 4,865,520/x
3. Step 3: Cross multiply
   3,150,407x = 4,865,520 × 4,865,520
4. Step 4: Simplify right side
   3,150,407x = 23,673,284,870,400
5. Step 5: Solve for x
   x = 23,673,284,870,400/3,150,407
6. Step 6: Final answer
   x = 7,514,357.63