Finding the Fourth Proportional to 13,185.46, 19,736.91 and 7,323.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,185.46 : 19,736.91 = 7,323.22 : x
2. Step 2: Convert to fraction form
   13,185.46/19,736.91 = 7,323.22/x
3. Step 3: Cross multiply
   13,185.46x = 19,736.91 × 7,323.22
4. Step 4: Simplify right side
   13,185.46x = 144,537,734.05
5. Step 5: Solve for x
   x = 144,537,734.05/13,185.46
6. Step 6: Final answer
   x = 10,961.90