Finding the Third Proportional to 28,408 and 60,928

Step by Step Solution

1. Step 1: Write the proportion equation
   28,408 : 60,928 = 60,928 : x
2. Step 2: Convert to fraction form
   28,408/60,928 = 60,928/x
3. Step 3: Cross multiply
   28,408x = 60,928 × 60,928
4. Step 4: Simplify right side
   28,408x = 3,712,221,184
5. Step 5: Solve for x
   x = 3,712,221,184/28,408
6. Step 6: Final answer
   x = 130,675.20