Finding the Fourth Proportional to 35.69, 53.16 and 34.88

Step by Step Solution

1. Step 1: Write the proportion equation
   35.69 : 53.16 = 34.88 : x
2. Step 2: Convert to fraction form
   35.69/53.16 = 34.88/x
3. Step 3: Cross multiply
   35.69x = 53.16 × 34.88
4. Step 4: Simplify right side
   35.69x = 1,853.82
5. Step 5: Solve for x
   x = 1,853.82/35.69
6. Step 6: Final answer
   x = 51.95