Finding the Fourth Proportional to 12,050.93, 18,007.32 and 9,185.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,050.93 : 18,007.32 = 9,185.56 : x
2. Step 2: Convert to fraction form
   12,050.93/18,007.32 = 9,185.56/x
3. Step 3: Cross multiply
   12,050.93x = 18,007.32 × 9,185.56
4. Step 4: Simplify right side
   12,050.93x = 165,407,318.30
5. Step 5: Solve for x
   x = 165,407,318.30/12,050.93
6. Step 6: Final answer
   x = 13,725.69