Finding the Third Proportional to 28,284 and 60,456

Step by Step Solution

1. Step 1: Write the proportion equation
   28,284 : 60,456 = 60,456 : x
2. Step 2: Convert to fraction form
   28,284/60,456 = 60,456/x
3. Step 3: Cross multiply
   28,284x = 60,456 × 60,456
4. Step 4: Simplify right side
   28,284x = 3,654,927,936
5. Step 5: Solve for x
   x = 3,654,927,936/28,284
6. Step 6: Final answer
   x = 129,222.46