Finding the Fourth Proportional to 17,012.42, 23,480.05 and 10,960.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,012.42 : 23,480.05 = 10,960.96 : x
2. Step 2: Convert to fraction form
   17,012.42/23,480.05 = 10,960.96/x
3. Step 3: Cross multiply
   17,012.42x = 23,480.05 × 10,960.96
4. Step 4: Simplify right side
   17,012.42x = 257,363,888.85
5. Step 5: Solve for x
   x = 257,363,888.85/17,012.42
6. Step 6: Final answer
   x = 15,128.00