Finding the Third Proportional to 28,147.50 and 60,228

Step by Step Solution

1. Step 1: Write the proportion equation
   28,147.50 : 60,228 = 60,228 : x
2. Step 2: Convert to fraction form
   28,147.50/60,228 = 60,228/x
3. Step 3: Cross multiply
   28,147.50x = 60,228 × 60,228
4. Step 4: Simplify right side
   28,147.50x = 3,627,411,984
5. Step 5: Solve for x
   x = 3,627,411,984/28,147.50
6. Step 6: Final answer
   x = 128,871.55