Finding the Fourth Proportional to 1,435.94, 1,977.82 and 1,103.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435.94 : 1,977.82 = 1,103.73 : x
2. Step 2: Convert to fraction form
   1,435.94/1,977.82 = 1,103.73/x
3. Step 3: Cross multiply
   1,435.94x = 1,977.82 × 1,103.73
4. Step 4: Simplify right side
   1,435.94x = 2,182,979.27
5. Step 5: Solve for x
   x = 2,182,979.27/1,435.94
6. Step 6: Final answer
   x = 1,520.24