Finding the Fourth Proportional to 11,417.64, 17,114.71 and 5,485.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,417.64 : 17,114.71 = 5,485.62 : x
2. Step 2: Convert to fraction form
   11,417.64/17,114.71 = 5,485.62/x
3. Step 3: Cross multiply
   11,417.64x = 17,114.71 × 5,485.62
4. Step 4: Simplify right side
   11,417.64x = 93,884,682.47
5. Step 5: Solve for x
   x = 93,884,682.47/11,417.64
6. Step 6: Final answer
   x = 8,222.78