Finding the Third Proportional to 12,949.88 and 16,930.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,949.88 : 16,930.69 = 16,930.69 : x
2. Step 2: Convert to fraction form
   12,949.88/16,930.69 = 16,930.69/x
3. Step 3: Cross multiply
   12,949.88x = 16,930.69 × 16,930.69
4. Step 4: Simplify right side
   12,949.88x = 286,648,179.22
5. Step 5: Solve for x
   x = 286,648,179.22/12,949.88
6. Step 6: Final answer
   x = 22,135.21