Finding the Fourth Proportional to 1,483.81, 2,047.60 and 854.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.81 : 2,047.60 = 854.54 : x
2. Step 2: Convert to fraction form
   1,483.81/2,047.60 = 854.54/x
3. Step 3: Cross multiply
   1,483.81x = 2,047.60 × 854.54
4. Step 4: Simplify right side
   1,483.81x = 1,749,756.10
5. Step 5: Solve for x
   x = 1,749,756.10/1,483.81
6. Step 6: Final answer
   x = 1,179.24