Finding the Third Proportional to 77.06 and 104.34

Step by Step Solution

1. Step 1: Write the proportion equation
   77.06 : 104.34 = 104.34 : x
2. Step 2: Convert to fraction form
   77.06/104.34 = 104.34/x
3. Step 3: Cross multiply
   77.06x = 104.34 × 104.34
4. Step 4: Simplify right side
   77.06x = 10,887.62
5. Step 5: Solve for x
   x = 10,887.62/77.06
6. Step 6: Final answer
   x = 141.28