Finding the Fourth Proportional to 2,289.06, 3,160.82 and 1,702.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289.06 : 3,160.82 = 1,702.22 : x
2. Step 2: Convert to fraction form
   2,289.06/3,160.82 = 1,702.22/x
3. Step 3: Cross multiply
   2,289.06x = 3,160.82 × 1,702.22
4. Step 4: Simplify right side
   2,289.06x = 5,380,399.47
5. Step 5: Solve for x
   x = 5,380,399.47/2,289.06
6. Step 6: Final answer
   x = 2,350.48