Finding the Third Proportional to 191.15 and 233.86

Step by Step Solution

1. Step 1: Write the proportion equation
   191.15 : 233.86 = 233.86 : x
2. Step 2: Convert to fraction form
   191.15/233.86 = 233.86/x
3. Step 3: Cross multiply
   191.15x = 233.86 × 233.86
4. Step 4: Simplify right side
   191.15x = 54,692.26
5. Step 5: Solve for x
   x = 54,692.26/191.15
6. Step 6: Final answer
   x = 286.12