Finding the Fourth Proportional to 1,484.50, 2,048.76 and 855.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484.50 : 2,048.76 = 855.06 : x
2. Step 2: Convert to fraction form
   1,484.50/2,048.76 = 855.06/x
3. Step 3: Cross multiply
   1,484.50x = 2,048.76 × 855.06
4. Step 4: Simplify right side
   1,484.50x = 1,751,812.73
5. Step 5: Solve for x
   x = 1,751,812.73/1,484.50
6. Step 6: Final answer
   x = 1,180.07