Finding the Fourth Proportional to 2,038.42, 3,056.21 and 983.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.42 : 3,056.21 = 983.60 : x
2. Step 2: Convert to fraction form
   2,038.42/3,056.21 = 983.60/x
3. Step 3: Cross multiply
   2,038.42x = 3,056.21 × 983.60
4. Step 4: Simplify right side
   2,038.42x = 3,006,067.96
5. Step 5: Solve for x
   x = 3,006,067.96/2,038.42
6. Step 6: Final answer
   x = 1,474.71