Finding the Fourth Proportional to 1,509.82, 2,084.83 and 1,136.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,509.82 : 2,084.83 = 1,136.15 : x
2. Step 2: Convert to fraction form
   1,509.82/2,084.83 = 1,136.15/x
3. Step 3: Cross multiply
   1,509.82x = 2,084.83 × 1,136.15
4. Step 4: Simplify right side
   1,509.82x = 2,368,679.60
5. Step 5: Solve for x
   x = 2,368,679.60/1,509.82
6. Step 6: Final answer
   x = 1,568.85