Finding the Fourth Proportional to 13,444.52, 18,555.09 and 8,141.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,444.52 : 18,555.09 = 8,141.18 : x
2. Step 2: Convert to fraction form
   13,444.52/18,555.09 = 8,141.18/x
3. Step 3: Cross multiply
   13,444.52x = 18,555.09 × 8,141.18
4. Step 4: Simplify right side
   13,444.52x = 151,060,327.61
5. Step 5: Solve for x
   x = 151,060,327.61/13,444.52
6. Step 6: Final answer
   x = 11,235.83