Finding the Fourth Proportional to 13,352.31, 18,426.06 and 7,383.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,352.31 : 18,426.06 = 7,383.96 : x
2. Step 2: Convert to fraction form
   13,352.31/18,426.06 = 7,383.96/x
3. Step 3: Cross multiply
   13,352.31x = 18,426.06 × 7,383.96
4. Step 4: Simplify right side
   13,352.31x = 136,057,290.00
5. Step 5: Solve for x
   x = 136,057,290.00/13,352.31
6. Step 6: Final answer
   x = 10,189.79