Finding the Fourth Proportional to 13,003.67, 17,943.75 and 7,337.90

Step by Step Solution

1. Step 1: Write the proportion equation
   13,003.67 : 17,943.75 = 7,337.90 : x
2. Step 2: Convert to fraction form
   13,003.67/17,943.75 = 7,337.90/x
3. Step 3: Cross multiply
   13,003.67x = 17,943.75 × 7,337.90
4. Step 4: Simplify right side
   13,003.67x = 131,669,353.41
5. Step 5: Solve for x
   x = 131,669,353.41/13,003.67
6. Step 6: Final answer
   x = 10,125.56