Finding the Third Proportional to 11,961.56 and 27,938.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,961.56 : 27,938.81 = 27,938.81 : x
2. Step 2: Convert to fraction form
   11,961.56/27,938.81 = 27,938.81/x
3. Step 3: Cross multiply
   11,961.56x = 27,938.81 × 27,938.81
4. Step 4: Simplify right side
   11,961.56x = 780,577,243.91
5. Step 5: Solve for x
   x = 780,577,243.91/11,961.56
6. Step 6: Final answer
   x = 65,257.13