Finding the Third Proportional to 38,928 and 60,216

Step by Step Solution

1. Step 1: Write the proportion equation
   38,928 : 60,216 = 60,216 : x
2. Step 2: Convert to fraction form
   38,928/60,216 = 60,216/x
3. Step 3: Cross multiply
   38,928x = 60,216 × 60,216
4. Step 4: Simplify right side
   38,928x = 3,625,966,656
5. Step 5: Solve for x
   x = 3,625,966,656/38,928
6. Step 6: Final answer
   x = 93,145.46