Finding the Third Proportional to 27,921.38 and 60,216.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,921.38 : 60,216.50 = 60,216.50 : x
2. Step 2: Convert to fraction form
   27,921.38/60,216.50 = 60,216.50/x
3. Step 3: Cross multiply
   27,921.38x = 60,216.50 × 60,216.50
4. Step 4: Simplify right side
   27,921.38x = 3,626,026,872.25
5. Step 5: Solve for x
   x = 3,626,026,872.25/27,921.38
6. Step 6: Final answer
   x = 129,865.63