Finding the Third Proportional to 91.76 and 130.46

Step by Step Solution

1. Step 1: Write the proportion equation
   91.76 : 130.46 = 130.46 : x
2. Step 2: Convert to fraction form
   91.76/130.46 = 130.46/x
3. Step 3: Cross multiply
   91.76x = 130.46 × 130.46
4. Step 4: Simplify right side
   91.76x = 17,021.08
5. Step 5: Solve for x
   x = 17,021.08/91.76
6. Step 6: Final answer
   x = 185.50