Finding the Fourth Proportional to 69.51, 104.33 and 35.31

Step by Step Solution

1. Step 1: Write the proportion equation
   69.51 : 104.33 = 35.31 : x
2. Step 2: Convert to fraction form
   69.51/104.33 = 35.31/x
3. Step 3: Cross multiply
   69.51x = 104.33 × 35.31
4. Step 4: Simplify right side
   69.51x = 3,683.72
5. Step 5: Solve for x
   x = 3,683.72/69.51
6. Step 6: Final answer
   x = 53.00