Finding the Fourth Proportional to 9,904.22, 14,855.59 and 3,661.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,904.22 : 14,855.59 = 3,661.32 : x
2. Step 2: Convert to fraction form
   9,904.22/14,855.59 = 3,661.32/x
3. Step 3: Cross multiply
   9,904.22x = 14,855.59 × 3,661.32
4. Step 4: Simplify right side
   9,904.22x = 54,390,994.50
5. Step 5: Solve for x
   x = 54,390,994.50/9,904.22
6. Step 6: Final answer
   x = 5,491.70