Finding the Third Proportional to 28,860 and 59,880

Step by Step Solution

1. Step 1: Write the proportion equation
   28,860 : 59,880 = 59,880 : x
2. Step 2: Convert to fraction form
   28,860/59,880 = 59,880/x
3. Step 3: Cross multiply
   28,860x = 59,880 × 59,880
4. Step 4: Simplify right side
   28,860x = 3,585,614,400
5. Step 5: Solve for x
   x = 3,585,614,400/28,860
6. Step 6: Final answer
   x = 124,241.66