Finding the Third Proportional to 12,856 and 30,932

Step by Step Solution

1. Step 1: Write the proportion equation
   12,856 : 30,932 = 30,932 : x
2. Step 2: Convert to fraction form
   12,856/30,932 = 30,932/x
3. Step 3: Cross multiply
   12,856x = 30,932 × 30,932
4. Step 4: Simplify right side
   12,856x = 956,788,624
5. Step 5: Solve for x
   x = 956,788,624/12,856
6. Step 6: Final answer
   x = 74,423.51