Finding the Fourth Proportional to 13,040.22, 17,997.03 and 7,377.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,040.22 : 17,997.03 = 7,377.30 : x
2. Step 2: Convert to fraction form
   13,040.22/17,997.03 = 7,377.30/x
3. Step 3: Cross multiply
   13,040.22x = 17,997.03 × 7,377.30
4. Step 4: Simplify right side
   13,040.22x = 132,769,489.42
5. Step 5: Solve for x
   x = 132,769,489.42/13,040.22
6. Step 6: Final answer
   x = 10,181.54