Finding the Fourth Proportional to 2,193.34, 3,290.55 and 1,545.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,193.34 : 3,290.55 = 1,545.34 : x
2. Step 2: Convert to fraction form
   2,193.34/3,290.55 = 1,545.34/x
3. Step 3: Cross multiply
   2,193.34x = 3,290.55 × 1,545.34
4. Step 4: Simplify right side
   2,193.34x = 5,085,004.52
5. Step 5: Solve for x
   x = 5,085,004.52/2,193.34
6. Step 6: Final answer
   x = 2,318.39