Finding the Fourth Proportional to 9,009.26, 13,504.71 and 5,105.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,009.26 : 13,504.71 = 5,105.42 : x
2. Step 2: Convert to fraction form
   9,009.26/13,504.71 = 5,105.42/x
3. Step 3: Cross multiply
   9,009.26x = 13,504.71 × 5,105.42
4. Step 4: Simplify right side
   9,009.26x = 68,947,216.53
5. Step 5: Solve for x
   x = 68,947,216.53/9,009.26
6. Step 6: Final answer
   x = 7,652.93