Finding the Third Proportional to 95.77 and 143.86

Step by Step Solution

1. Step 1: Write the proportion equation
   95.77 : 143.86 = 143.86 : x
2. Step 2: Convert to fraction form
   95.77/143.86 = 143.86/x
3. Step 3: Cross multiply
   95.77x = 143.86 × 143.86
4. Step 4: Simplify right side
   95.77x = 20,695.52
5. Step 5: Solve for x
   x = 20,695.52/95.77
6. Step 6: Final answer
   x = 216.11