Finding the Fourth Proportional to 13,014.04, 17,942.42 and 8,296.60

Step by Step Solution

1. Step 1: Write the proportion equation
   13,014.04 : 17,942.42 = 8,296.60 : x
2. Step 2: Convert to fraction form
   13,014.04/17,942.42 = 8,296.60/x
3. Step 3: Cross multiply
   13,014.04x = 17,942.42 × 8,296.60
4. Step 4: Simplify right side
   13,014.04x = 148,861,081.77
5. Step 5: Solve for x
   x = 148,861,081.77/13,014.04
6. Step 6: Final answer
   x = 11,438.50