Finding the Fourth Proportional to 11,417.40, 17,128.84 and 3,626.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,417.40 : 17,128.84 = 3,626.22 : x
2. Step 2: Convert to fraction form
   11,417.40/17,128.84 = 3,626.22/x
3. Step 3: Cross multiply
   11,417.40x = 17,128.84 × 3,626.22
4. Step 4: Simplify right side
   11,417.40x = 62,112,942.18
5. Step 5: Solve for x
   x = 62,112,942.18/11,417.40
6. Step 6: Final answer
   x = 5,440.20