Finding the Third Proportional to 108,921 and 235,936

Step by Step Solution

1. Step 1: Write the proportion equation
   108,921 : 235,936 = 235,936 : x
2. Step 2: Convert to fraction form
   108,921/235,936 = 235,936/x
3. Step 3: Cross multiply
   108,921x = 235,936 × 235,936
4. Step 4: Simplify right side
   108,921x = 55,665,796,096
5. Step 5: Solve for x
   x = 55,665,796,096/108,921
6. Step 6: Final answer
   x = 511,065.78