Finding the Third Proportional to 28,676 and 67,468

Step by Step Solution

1. Step 1: Write the proportion equation
   28,676 : 67,468 = 67,468 : x
2. Step 2: Convert to fraction form
   28,676/67,468 = 67,468/x
3. Step 3: Cross multiply
   28,676x = 67,468 × 67,468
4. Step 4: Simplify right side
   28,676x = 4,551,931,024
5. Step 5: Solve for x
   x = 4,551,931,024/28,676
6. Step 6: Final answer
   x = 158,736.61