Finding the Third Proportional to 11,682.56 and 27,427.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,682.56 : 27,427.78 = 27,427.78 : x
2. Step 2: Convert to fraction form
   11,682.56/27,427.78 = 27,427.78/x
3. Step 3: Cross multiply
   11,682.56x = 27,427.78 × 27,427.78
4. Step 4: Simplify right side
   11,682.56x = 752,283,184.30
5. Step 5: Solve for x
   x = 752,283,184.30/11,682.56
6. Step 6: Final answer
   x = 64,393.68