Finding the Fourth Proportional to 11,626.39, 17,435.94 and 7,245.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,626.39 : 17,435.94 = 7,245.10 : x
2. Step 2: Convert to fraction form
   11,626.39/17,435.94 = 7,245.10/x
3. Step 3: Cross multiply
   11,626.39x = 17,435.94 × 7,245.10
4. Step 4: Simplify right side
   11,626.39x = 126,325,128.89
5. Step 5: Solve for x
   x = 126,325,128.89/11,626.39
6. Step 6: Final answer
   x = 10,865.38