Finding the Third Proportional to 7,117.88 and 14,949.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,117.88 : 14,949.56 = 14,949.56 : x
2. Step 2: Convert to fraction form
   7,117.88/14,949.56 = 14,949.56/x
3. Step 3: Cross multiply
   7,117.88x = 14,949.56 × 14,949.56
4. Step 4: Simplify right side
   7,117.88x = 223,489,418.94
5. Step 5: Solve for x
   x = 223,489,418.94/7,117.88
6. Step 6: Final answer
   x = 31,398.33