Finding the Third Proportional to 28,113.75 and 60,221.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,113.75 : 60,221.25 = 60,221.25 : x
2. Step 2: Convert to fraction form
   28,113.75/60,221.25 = 60,221.25/x
3. Step 3: Cross multiply
   28,113.75x = 60,221.25 × 60,221.25
4. Step 4: Simplify right side
   28,113.75x = 3,626,598,951.56
5. Step 5: Solve for x
   x = 3,626,598,951.56/28,113.75
6. Step 6: Final answer
   x = 128,997.34