Finding the Third Proportional to 59,436 and 140,268

Step by Step Solution

1. Step 1: Write the proportion equation
   59,436 : 140,268 = 140,268 : x
2. Step 2: Convert to fraction form
   59,436/140,268 = 140,268/x
3. Step 3: Cross multiply
   59,436x = 140,268 × 140,268
4. Step 4: Simplify right side
   59,436x = 19,675,111,824
5. Step 5: Solve for x
   x = 19,675,111,824/59,436
6. Step 6: Final answer
   x = 331,030.21