Finding the Fourth Proportional to 2,094.48, 3,139.72 and 982.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.48 : 3,139.72 = 982.80 : x
2. Step 2: Convert to fraction form
   2,094.48/3,139.72 = 982.80/x
3. Step 3: Cross multiply
   2,094.48x = 3,139.72 × 982.80
4. Step 4: Simplify right side
   2,094.48x = 3,085,716.82
5. Step 5: Solve for x
   x = 3,085,716.82/2,094.48
6. Step 6: Final answer
   x = 1,473.26