Finding the Third Proportional to 30,288.38 and 62,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,288.38 : 62,086.50 = 62,086.50 : x
2. Step 2: Convert to fraction form
   30,288.38/62,086.50 = 62,086.50/x
3. Step 3: Cross multiply
   30,288.38x = 62,086.50 × 62,086.50
4. Step 4: Simplify right side
   30,288.38x = 3,854,733,482.25
5. Step 5: Solve for x
   x = 3,854,733,482.25/30,288.38
6. Step 6: Final answer
   x = 127,267.75