Finding the Fourth Proportional to 2,221.83, 3,329.10 and 1,569.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221.83 : 3,329.10 = 1,569.38 : x
2. Step 2: Convert to fraction form
   2,221.83/3,329.10 = 1,569.38/x
3. Step 3: Cross multiply
   2,221.83x = 3,329.10 × 1,569.38
4. Step 4: Simplify right side
   2,221.83x = 5,224,606.31
5. Step 5: Solve for x
   x = 5,224,606.31/2,221.83
6. Step 6: Final answer
   x = 2,351.49