Finding the Third Proportional to 28,137.38 and 60,648.75

Step by Step Solution

1. Step 1: Write the proportion equation
   28,137.38 : 60,648.75 = 60,648.75 : x
2. Step 2: Convert to fraction form
   28,137.38/60,648.75 = 60,648.75/x
3. Step 3: Cross multiply
   28,137.38x = 60,648.75 × 60,648.75
4. Step 4: Simplify right side
   28,137.38x = 3,678,270,876.56
5. Step 5: Solve for x
   x = 3,678,270,876.56/28,137.38
6. Step 6: Final answer
   x = 130,725.45