Finding the Fourth Proportional to 10,109.62, 15,171.38 and 3,535.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,109.62 : 15,171.38 = 3,535.82 : x
2. Step 2: Convert to fraction form
   10,109.62/15,171.38 = 3,535.82/x
3. Step 3: Cross multiply
   10,109.62x = 15,171.38 × 3,535.82
4. Step 4: Simplify right side
   10,109.62x = 53,643,268.83
5. Step 5: Solve for x
   x = 53,643,268.83/10,109.62
6. Step 6: Final answer
   x = 5,306.16