Finding the Fourth Proportional to 12,667.09, 17,480.24 and 7,001.44

Step by Step Solution

1. Step 1: Write the proportion equation
   12,667.09 : 17,480.24 = 7,001.44 : x
2. Step 2: Convert to fraction form
   12,667.09/17,480.24 = 7,001.44/x
3. Step 3: Cross multiply
   12,667.09x = 17,480.24 × 7,001.44
4. Step 4: Simplify right side
   12,667.09x = 122,386,851.55
5. Step 5: Solve for x
   x = 122,386,851.55/12,667.09
6. Step 6: Final answer
   x = 9,661.80