Finding the Fourth Proportional to 106.30, 146.37 and 95.50

Step by Step Solution

1. Step 1: Write the proportion equation
   106.30 : 146.37 = 95.50 : x
2. Step 2: Convert to fraction form
   106.30/146.37 = 95.50/x
3. Step 3: Cross multiply
   106.30x = 146.37 × 95.50
4. Step 4: Simplify right side
   106.30x = 13,978.34
5. Step 5: Solve for x
   x = 13,978.34/106.30
6. Step 6: Final answer
   x = 131.50