Finding the Third Proportional to 30,928 and 67,526

Step by Step Solution

1. Step 1: Write the proportion equation
   30,928 : 67,526 = 67,526 : x
2. Step 2: Convert to fraction form
   30,928/67,526 = 67,526/x
3. Step 3: Cross multiply
   30,928x = 67,526 × 67,526
4. Step 4: Simplify right side
   30,928x = 4,559,760,676
5. Step 5: Solve for x
   x = 4,559,760,676/30,928
6. Step 6: Final answer
   x = 147,431.48