Finding the Fourth Proportional to 8,042.10, 11,097.54 and 5,389.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,042.10 : 11,097.54 = 5,389.08 : x
2. Step 2: Convert to fraction form
   8,042.10/11,097.54 = 5,389.08/x
3. Step 3: Cross multiply
   8,042.10x = 11,097.54 × 5,389.08
4. Step 4: Simplify right side
   8,042.10x = 59,805,530.86
5. Step 5: Solve for x
   x = 59,805,530.86/8,042.10
6. Step 6: Final answer
   x = 7,436.56