Finding the Fourth Proportional to 11,447.42, 17,164.49 and 3,547.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,447.42 : 17,164.49 = 3,547.82 : x
2. Step 2: Convert to fraction form
   11,447.42/17,164.49 = 3,547.82/x
3. Step 3: Cross multiply
   11,447.42x = 17,164.49 × 3,547.82
4. Step 4: Simplify right side
   11,447.42x = 60,896,417.35
5. Step 5: Solve for x
   x = 60,896,417.35/11,447.42
6. Step 6: Final answer
   x = 5,319.67