Finding the Third Proportional to 13,350 and 30,939

Step by Step Solution

1. Step 1: Write the proportion equation
   13,350 : 30,939 = 30,939 : x
2. Step 2: Convert to fraction form
   13,350/30,939 = 30,939/x
3. Step 3: Cross multiply
   13,350x = 30,939 × 30,939
4. Step 4: Simplify right side
   13,350x = 957,221,721
5. Step 5: Solve for x
   x = 957,221,721/13,350
6. Step 6: Final answer
   x = 71,702.00