Finding the Third Proportional to 3,150,510 and 4,865,688

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150,510 : 4,865,688 = 4,865,688 : x
2. Step 2: Convert to fraction form
   3,150,510/4,865,688 = 4,865,688/x
3. Step 3: Cross multiply
   3,150,510x = 4,865,688 × 4,865,688
4. Step 4: Simplify right side
   3,150,510x = 23,674,919,713,344
5. Step 5: Solve for x
   x = 23,674,919,713,344/3,150,510
6. Step 6: Final answer
   x = 7,514,630.87