Finding the Third Proportional to 1,161,636 and 2,501,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,161,636 : 2,501,268 = 2,501,268 : x
2. Step 2: Convert to fraction form
   1,161,636/2,501,268 = 2,501,268/x
3. Step 3: Cross multiply
   1,161,636x = 2,501,268 × 2,501,268
4. Step 4: Simplify right side
   1,161,636x = 6,256,341,607,824
5. Step 5: Solve for x
   x = 6,256,341,607,824/1,161,636
6. Step 6: Final answer
   x = 5,385,802.10