Finding the Fourth Proportional to 13,379.52, 18,462.47 and 7,411.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,379.52 : 18,462.47 = 7,411.06 : x
2. Step 2: Convert to fraction form
   13,379.52/18,462.47 = 7,411.06/x
3. Step 3: Cross multiply
   13,379.52x = 18,462.47 × 7,411.06
4. Step 4: Simplify right side
   13,379.52x = 136,826,458.94
5. Step 5: Solve for x
   x = 136,826,458.94/13,379.52
6. Step 6: Final answer
   x = 10,226.56