Finding the Fourth Proportional to 2,435.88, 3,654.81 and 1,136.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,435.88 : 3,654.81 = 1,136.55 : x
2. Step 2: Convert to fraction form
   2,435.88/3,654.81 = 1,136.55/x
3. Step 3: Cross multiply
   2,435.88x = 3,654.81 × 1,136.55
4. Step 4: Simplify right side
   2,435.88x = 4,153,874.31
5. Step 5: Solve for x
   x = 4,153,874.31/2,435.88
6. Step 6: Final answer
   x = 1,705.29