Finding the Third Proportional to 30,000.38 and 70,728.19

Step by Step Solution

1. Step 1: Write the proportion equation
   30,000.38 : 70,728.19 = 70,728.19 : x
2. Step 2: Convert to fraction form
   30,000.38/70,728.19 = 70,728.19/x
3. Step 3: Cross multiply
   30,000.38x = 70,728.19 × 70,728.19
4. Step 4: Simplify right side
   30,000.38x = 5,002,476,507.04
5. Step 5: Solve for x
   x = 5,002,476,507.04/30,000.38
6. Step 6: Final answer
   x = 166,747.13