Finding the Fourth Proportional to 10,053.83, 15,013.04 and 8,208.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,053.83 : 15,013.04 = 8,208.54 : x
2. Step 2: Convert to fraction form
   10,053.83/15,013.04 = 8,208.54/x
3. Step 3: Cross multiply
   10,053.83x = 15,013.04 × 8,208.54
4. Step 4: Simplify right side
   10,053.83x = 123,235,098.32
5. Step 5: Solve for x
   x = 123,235,098.32/10,053.83
6. Step 6: Final answer
   x = 12,257.53