Finding the Fourth Proportional to 2,371.56, 3,557.79 and 984.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371.56 : 3,557.79 = 984.12 : x
2. Step 2: Convert to fraction form
   2,371.56/3,557.79 = 984.12/x
3. Step 3: Cross multiply
   2,371.56x = 3,557.79 × 984.12
4. Step 4: Simplify right side
   2,371.56x = 3,501,292.29
5. Step 5: Solve for x
   x = 3,501,292.29/2,371.56
6. Step 6: Final answer
   x = 1,476.37