Finding the Fourth Proportional to 9,185.97, 13,766.58 and 5,019.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,185.97 : 13,766.58 = 5,019.72 : x
2. Step 2: Convert to fraction form
   9,185.97/13,766.58 = 5,019.72/x
3. Step 3: Cross multiply
   9,185.97x = 13,766.58 × 5,019.72
4. Step 4: Simplify right side
   9,185.97x = 69,104,376.96
5. Step 5: Solve for x
   x = 69,104,376.96/9,185.97
6. Step 6: Final answer
   x = 7,522.82