Finding the Fourth Proportional to 50.50, 69.61 and 34.10

Step by Step Solution

1. Step 1: Write the proportion equation
   50.50 : 69.61 = 34.10 : x
2. Step 2: Convert to fraction form
   50.50/69.61 = 34.10/x
3. Step 3: Cross multiply
   50.50x = 69.61 × 34.10
4. Step 4: Simplify right side
   50.50x = 2,373.40
5. Step 5: Solve for x
   x = 2,373.40/50.50
6. Step 6: Final answer
   x = 47.00