Finding the Fourth Proportional to 1,363.77, 1,882.37 and 803.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.77 : 1,882.37 = 803.99 : x
2. Step 2: Convert to fraction form
   1,363.77/1,882.37 = 803.99/x
3. Step 3: Cross multiply
   1,363.77x = 1,882.37 × 803.99
4. Step 4: Simplify right side
   1,363.77x = 1,513,413.37
5. Step 5: Solve for x
   x = 1,513,413.37/1,363.77
6. Step 6: Final answer
   x = 1,109.73