Finding the Third Proportional to 3,635,178 and 7,646,418

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635,178 : 7,646,418 = 7,646,418 : x
2. Step 2: Convert to fraction form
   3,635,178/7,646,418 = 7,646,418/x
3. Step 3: Cross multiply
   3,635,178x = 7,646,418 × 7,646,418
4. Step 4: Simplify right side
   3,635,178x = 58,467,708,230,724
5. Step 5: Solve for x
   x = 58,467,708,230,724/3,635,178
6. Step 6: Final answer
   x = 16,083,863.91