Finding the Third Proportional to 2,663.44 and 5,909.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663.44 : 5,909.06 = 5,909.06 : x
2. Step 2: Convert to fraction form
   2,663.44/5,909.06 = 5,909.06/x
3. Step 3: Cross multiply
   2,663.44x = 5,909.06 × 5,909.06
4. Step 4: Simplify right side
   2,663.44x = 34,917,019.63
5. Step 5: Solve for x
   x = 34,917,019.63/2,663.44
6. Step 6: Final answer
   x = 13,109.76