Finding the Third Proportional to 59,152 and 129,231

Step by Step Solution

1. Step 1: Write the proportion equation
   59,152 : 129,231 = 129,231 : x
2. Step 2: Convert to fraction form
   59,152/129,231 = 129,231/x
3. Step 3: Cross multiply
   59,152x = 129,231 × 129,231
4. Step 4: Simplify right side
   59,152x = 16,700,651,361
5. Step 5: Solve for x
   x = 16,700,651,361/59,152
6. Step 6: Final answer
   x = 282,334.52