Finding the Third Proportional to 1,181,540 and 2,531,206

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181,540 : 2,531,206 = 2,531,206 : x
2. Step 2: Convert to fraction form
   1,181,540/2,531,206 = 2,531,206/x
3. Step 3: Cross multiply
   1,181,540x = 2,531,206 × 2,531,206
4. Step 4: Simplify right side
   1,181,540x = 6,407,003,814,436
5. Step 5: Solve for x
   x = 6,407,003,814,436/1,181,540
6. Step 6: Final answer
   x = 5,422,587.31