Finding the Fourth Proportional to 13,008.42, 17,951.86 and 7,344.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,008.42 : 17,951.86 = 7,344.30 : x
2. Step 2: Convert to fraction form
   13,008.42/17,951.86 = 7,344.30/x
3. Step 3: Cross multiply
   13,008.42x = 17,951.86 × 7,344.30
4. Step 4: Simplify right side
   13,008.42x = 131,843,845.40
5. Step 5: Solve for x
   x = 131,843,845.40/13,008.42
6. Step 6: Final answer
   x = 10,135.27