Finding the Fourth Proportional to 99.82, 149.73 and 35.69

Step by Step Solution

1. Step 1: Write the proportion equation
   99.82 : 149.73 = 35.69 : x
2. Step 2: Convert to fraction form
   99.82/149.73 = 35.69/x
3. Step 3: Cross multiply
   99.82x = 149.73 × 35.69
4. Step 4: Simplify right side
   99.82x = 5,343.86
5. Step 5: Solve for x
   x = 5,343.86/99.82
6. Step 6: Final answer
   x = 53.54