Finding the Fourth Proportional to 11,901.09, 17,854.98 and 4,404.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,901.09 : 17,854.98 = 4,404.54 : x
2. Step 2: Convert to fraction form
   11,901.09/17,854.98 = 4,404.54/x
3. Step 3: Cross multiply
   11,901.09x = 17,854.98 × 4,404.54
4. Step 4: Simplify right side
   11,901.09x = 78,642,973.61
5. Step 5: Solve for x
   x = 78,642,973.61/11,901.09
6. Step 6: Final answer
   x = 6,608.05