Finding the Third Proportional to 30,448 and 61,730

Step by Step Solution

1. Step 1: Write the proportion equation
   30,448 : 61,730 = 61,730 : x
2. Step 2: Convert to fraction form
   30,448/61,730 = 61,730/x
3. Step 3: Cross multiply
   30,448x = 61,730 × 61,730
4. Step 4: Simplify right side
   30,448x = 3,810,592,900
5. Step 5: Solve for x
   x = 3,810,592,900/30,448
6. Step 6: Final answer
   x = 125,150.84