Finding the Third Proportional to 7,256.81 and 14,821.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,256.81 : 14,821.31 = 14,821.31 : x
2. Step 2: Convert to fraction form
   7,256.81/14,821.31 = 14,821.31/x
3. Step 3: Cross multiply
   7,256.81x = 14,821.31 × 14,821.31
4. Step 4: Simplify right side
   7,256.81x = 219,671,304.22
5. Step 5: Solve for x
   x = 219,671,304.22/7,256.81
6. Step 6: Final answer
   x = 30,271.05