Finding the Fourth Proportional to 13,404.83, 18,497.44 and 7,436.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,404.83 : 18,497.44 = 7,436.48 : x
2. Step 2: Convert to fraction form
   13,404.83/18,497.44 = 7,436.48/x
3. Step 3: Cross multiply
   13,404.83x = 18,497.44 × 7,436.48
4. Step 4: Simplify right side
   13,404.83x = 137,555,759.42
5. Step 5: Solve for x
   x = 137,555,759.42/13,404.83
6. Step 6: Final answer
   x = 10,261.66