Finding the Fourth Proportional to 13,410.37, 18,505.42 and 7,441.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,410.37 : 18,505.42 = 7,441.84 : x
2. Step 2: Convert to fraction form
   13,410.37/18,505.42 = 7,441.84/x
3. Step 3: Cross multiply
   13,410.37x = 18,505.42 × 7,441.84
4. Step 4: Simplify right side
   13,410.37x = 137,714,374.77
5. Step 5: Solve for x
   x = 137,714,374.77/13,410.37
6. Step 6: Final answer
   x = 10,269.24