Finding the Fourth Proportional to 1,770.51, 2,443.24 and 984.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.51 : 2,443.24 = 984.54 : x
2. Step 2: Convert to fraction form
   1,770.51/2,443.24 = 984.54/x
3. Step 3: Cross multiply
   1,770.51x = 2,443.24 × 984.54
4. Step 4: Simplify right side
   1,770.51x = 2,405,467.51
5. Step 5: Solve for x
   x = 2,405,467.51/1,770.51
6. Step 6: Final answer
   x = 1,358.63