Finding the Third Proportional to 2,736.19 and 5,707.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.19 : 5,707.88 = 5,707.88 : x
2. Step 2: Convert to fraction form
   2,736.19/5,707.88 = 5,707.88/x
3. Step 3: Cross multiply
   2,736.19x = 5,707.88 × 5,707.88
4. Step 4: Simplify right side
   2,736.19x = 32,579,837.02
5. Step 5: Solve for x
   x = 32,579,837.02/2,736.19
6. Step 6: Final answer
   x = 11,907.02