Finding the Third Proportional to 28,138 and 60,610

Step by Step Solution

1. Step 1: Write the proportion equation
   28,138 : 60,610 = 60,610 : x
2. Step 2: Convert to fraction form
   28,138/60,610 = 60,610/x
3. Step 3: Cross multiply
   28,138x = 60,610 × 60,610
4. Step 4: Simplify right side
   28,138x = 3,673,572,100
5. Step 5: Solve for x
   x = 3,673,572,100/28,138
6. Step 6: Final answer
   x = 130,555.55