Finding the Third Proportional to 7,270.31 and 10,859.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,270.31 : 10,859.91 = 10,859.91 : x
2. Step 2: Convert to fraction form
   7,270.31/10,859.91 = 10,859.91/x
3. Step 3: Cross multiply
   7,270.31x = 10,859.91 × 10,859.91
4. Step 4: Simplify right side
   7,270.31x = 117,937,563.76
5. Step 5: Solve for x
   x = 117,937,563.76/7,270.31
6. Step 6: Final answer
   x = 16,221.80