Finding the Fourth Proportional to 2,222.61, 3,064.82 and 1,559.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.61 : 3,064.82 = 1,559.25 : x
2. Step 2: Convert to fraction form
   2,222.61/3,064.82 = 1,559.25/x
3. Step 3: Cross multiply
   2,222.61x = 3,064.82 × 1,559.25
4. Step 4: Simplify right side
   2,222.61x = 4,778,812.79
5. Step 5: Solve for x
   x = 4,778,812.79/2,222.61
6. Step 6: Final answer
   x = 2,150.09