Finding the Third Proportional to 1,941,720 and 4,256,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941,720 : 4,256,688 = 4,256,688 : x
2. Step 2: Convert to fraction form
   1,941,720/4,256,688 = 4,256,688/x
3. Step 3: Cross multiply
   1,941,720x = 4,256,688 × 4,256,688
4. Step 4: Simplify right side
   1,941,720x = 18,119,392,729,344
5. Step 5: Solve for x
   x = 18,119,392,729,344/1,941,720
6. Step 6: Final answer
   x = 9,331,619.76