Finding the Third Proportional to 1,917,636 and 4,260,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,917,636 : 4,260,936 = 4,260,936 : x
2. Step 2: Convert to fraction form
   1,917,636/4,260,936 = 4,260,936/x
3. Step 3: Cross multiply
   1,917,636x = 4,260,936 × 4,260,936
4. Step 4: Simplify right side
   1,917,636x = 18,155,575,596,096
5. Step 5: Solve for x
   x = 18,155,575,596,096/1,917,636
6. Step 6: Final answer
   x = 9,467,686.04