Finding the Fourth Proportional to 17,672.67, 24,388.79 and 9,715.41

Step by Step Solution

1. Step 1: Write the proportion equation
   17,672.67 : 24,388.79 = 9,715.41 : x
2. Step 2: Convert to fraction form
   17,672.67/24,388.79 = 9,715.41/x
3. Step 3: Cross multiply
   17,672.67x = 24,388.79 × 9,715.41
4. Step 4: Simplify right side
   17,672.67x = 236,947,094.25
5. Step 5: Solve for x
   x = 236,947,094.25/17,672.67
6. Step 6: Final answer
   x = 13,407.54