Finding the Fourth Proportional to 8,055.61, 12,081.57 and 2,212.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,055.61 : 12,081.57 = 2,212.69 : x
2. Step 2: Convert to fraction form
   8,055.61/12,081.57 = 2,212.69/x
3. Step 3: Cross multiply
   8,055.61x = 12,081.57 × 2,212.69
4. Step 4: Simplify right side
   8,055.61x = 26,732,769.12
5. Step 5: Solve for x
   x = 26,732,769.12/8,055.61
6. Step 6: Final answer
   x = 3,318.53