Finding the Fourth Proportional to 12,480.10, 17,224.01 and 7,175.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,480.10 : 17,224.01 = 7,175.14 : x
2. Step 2: Convert to fraction form
   12,480.10/17,224.01 = 7,175.14/x
3. Step 3: Cross multiply
   12,480.10x = 17,224.01 × 7,175.14
4. Step 4: Simplify right side
   12,480.10x = 123,584,683.11
5. Step 5: Solve for x
   x = 123,584,683.11/12,480.10
6. Step 6: Final answer
   x = 9,902.54