Finding the Third Proportional to 28,196 and 60,280

Step by Step Solution

1. Step 1: Write the proportion equation
   28,196 : 60,280 = 60,280 : x
2. Step 2: Convert to fraction form
   28,196/60,280 = 60,280/x
3. Step 3: Cross multiply
   28,196x = 60,280 × 60,280
4. Step 4: Simplify right side
   28,196x = 3,633,678,400
5. Step 5: Solve for x
   x = 3,633,678,400/28,196
6. Step 6: Final answer
   x = 128,872.12