Finding the Fourth Proportional to 2,229.33, 3,073.27 and 1,564.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.33 : 3,073.27 = 1,564.12 : x
2. Step 2: Convert to fraction form
   2,229.33/3,073.27 = 1,564.12/x
3. Step 3: Cross multiply
   2,229.33x = 3,073.27 × 1,564.12
4. Step 4: Simplify right side
   2,229.33x = 4,806,963.07
5. Step 5: Solve for x
   x = 4,806,963.07/2,229.33
6. Step 6: Final answer
   x = 2,156.24