Finding the Fourth Proportional to 5,109.82, 7,052.24 and 3,698.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,109.82 : 7,052.24 = 3,698.18 : x
2. Step 2: Convert to fraction form
   5,109.82/7,052.24 = 3,698.18/x
3. Step 3: Cross multiply
   5,109.82x = 7,052.24 × 3,698.18
4. Step 4: Simplify right side
   5,109.82x = 26,080,452.92
5. Step 5: Solve for x
   x = 26,080,452.92/5,109.82
6. Step 6: Final answer
   x = 5,103.99