Finding the Third Proportional to 7,072.31 and 14,725.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,072.31 : 14,725.69 = 14,725.69 : x
2. Step 2: Convert to fraction form
   7,072.31/14,725.69 = 14,725.69/x
3. Step 3: Cross multiply
   7,072.31x = 14,725.69 × 14,725.69
4. Step 4: Simplify right side
   7,072.31x = 216,845,872.35
5. Step 5: Solve for x
   x = 216,845,872.35/7,072.31
6. Step 6: Final answer
   x = 30,661.24