Finding the Third Proportional to 109.88 and 191.56

Step by Step Solution

1. Step 1: Write the proportion equation
   109.88 : 191.56 = 191.56 : x
2. Step 2: Convert to fraction form
   109.88/191.56 = 191.56/x
3. Step 3: Cross multiply
   109.88x = 191.56 × 191.56
4. Step 4: Simplify right side
   109.88x = 36,696.19
5. Step 5: Solve for x
   x = 36,696.19/109.88
6. Step 6: Final answer
   x = 333.98