Finding the Fourth Proportional to 2,636.86, 3,638.82 and 1,458.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.86 : 3,638.82 = 1,458.04 : x
2. Step 2: Convert to fraction form
   2,636.86/3,638.82 = 1,458.04/x
3. Step 3: Cross multiply
   2,636.86x = 3,638.82 × 1,458.04
4. Step 4: Simplify right side
   2,636.86x = 5,305,545.11
5. Step 5: Solve for x
   x = 5,305,545.11/2,636.86
6. Step 6: Final answer
   x = 2,012.07