Finding the Fourth Proportional to 2,290.06, 3,433.38 and 1,136.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290.06 : 3,433.38 = 1,136.62 : x
2. Step 2: Convert to fraction form
   2,290.06/3,433.38 = 1,136.62/x
3. Step 3: Cross multiply
   2,290.06x = 3,433.38 × 1,136.62
4. Step 4: Simplify right side
   2,290.06x = 3,902,448.38
5. Step 5: Solve for x
   x = 3,902,448.38/2,290.06
6. Step 6: Final answer
   x = 1,704.08