Finding the Fourth Proportional to 1,469.83, 2,205.71 and 983.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.83 : 2,205.71 = 983.11 : x
2. Step 2: Convert to fraction form
   1,469.83/2,205.71 = 983.11/x
3. Step 3: Cross multiply
   1,469.83x = 2,205.71 × 983.11
4. Step 4: Simplify right side
   1,469.83x = 2,168,455.56
5. Step 5: Solve for x
   x = 2,168,455.56/1,469.83
6. Step 6: Final answer
   x = 1,475.31