Finding the Third Proportional to 4,108,536 and 9,161,208

Step by Step Solution

1. Step 1: Write the proportion equation
   4,108,536 : 9,161,208 = 9,161,208 : x
2. Step 2: Convert to fraction form
   4,108,536/9,161,208 = 9,161,208/x
3. Step 3: Cross multiply
   4,108,536x = 9,161,208 × 9,161,208
4. Step 4: Simplify right side
   4,108,536x = 83,927,732,019,264
5. Step 5: Solve for x
   x = 83,927,732,019,264/4,108,536
6. Step 6: Final answer
   x = 20,427,649.17