Finding the Third Proportional to 28,146 and 60,231

Step by Step Solution

1. Step 1: Write the proportion equation
   28,146 : 60,231 = 60,231 : x
2. Step 2: Convert to fraction form
   28,146/60,231 = 60,231/x
3. Step 3: Cross multiply
   28,146x = 60,231 × 60,231
4. Step 4: Simplify right side
   28,146x = 3,627,773,361
5. Step 5: Solve for x
   x = 3,627,773,361/28,146
6. Step 6: Final answer
   x = 128,891.26