Finding the Fourth Proportional to 2,386.04, 3,290.58 and 1,545.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386.04 : 3,290.58 = 1,545.89 : x
2. Step 2: Convert to fraction form
   2,386.04/3,290.58 = 1,545.89/x
3. Step 3: Cross multiply
   2,386.04x = 3,290.58 × 1,545.89
4. Step 4: Simplify right side
   2,386.04x = 5,086,874.72
5. Step 5: Solve for x
   x = 5,086,874.72/2,386.04
6. Step 6: Final answer
   x = 2,131.93