Finding the Fourth Proportional to 1,136.07, 1,563.98 and 1,083.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136.07 : 1,563.98 = 1,083.83 : x
2. Step 2: Convert to fraction form
   1,136.07/1,563.98 = 1,083.83/x
3. Step 3: Cross multiply
   1,136.07x = 1,563.98 × 1,083.83
4. Step 4: Simplify right side
   1,136.07x = 1,695,075.20
5. Step 5: Solve for x
   x = 1,695,075.20/1,136.07
6. Step 6: Final answer
   x = 1,492.05