Finding the Third Proportional to 28,288 and 61,030

Step by Step Solution

1. Step 1: Write the proportion equation
   28,288 : 61,030 = 61,030 : x
2. Step 2: Convert to fraction form
   28,288/61,030 = 61,030/x
3. Step 3: Cross multiply
   28,288x = 61,030 × 61,030
4. Step 4: Simplify right side
   28,288x = 3,724,660,900
5. Step 5: Solve for x
   x = 3,724,660,900/28,288
6. Step 6: Final answer
   x = 131,669.29