Finding the Fourth Proportional to 3,784.26, 5,222.28 and 2,212.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,784.26 : 5,222.28 = 2,212.38 : x
2. Step 2: Convert to fraction form
   3,784.26/5,222.28 = 2,212.38/x
3. Step 3: Cross multiply
   3,784.26x = 5,222.28 × 2,212.38
4. Step 4: Simplify right side
   3,784.26x = 11,553,667.83
5. Step 5: Solve for x
   x = 11,553,667.83/3,784.26
6. Step 6: Final answer
   x = 3,053.09