Finding the Fourth Proportional to 17,173.06, 23,696.86 and 9,618.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,173.06 : 23,696.86 = 9,618.34 : x
2. Step 2: Convert to fraction form
   17,173.06/23,696.86 = 9,618.34/x
3. Step 3: Cross multiply
   17,173.06x = 23,696.86 × 9,618.34
4. Step 4: Simplify right side
   17,173.06x = 227,924,456.41
5. Step 5: Solve for x
   x = 227,924,456.41/17,173.06
6. Step 6: Final answer
   x = 13,272.21