Finding the Fourth Proportional to 11,431.83, 17,148.00 and 4,411.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,431.83 : 17,148.00 = 4,411.06 : x
2. Step 2: Convert to fraction form
   11,431.83/17,148.00 = 4,411.06/x
3. Step 3: Cross multiply
   11,431.83x = 17,148.00 × 4,411.06
4. Step 4: Simplify right side
   11,431.83x = 75,640,830.55
5. Step 5: Solve for x
   x = 75,640,830.55/11,431.83
6. Step 6: Final answer
   x = 6,616.68