Finding the Fourth Proportional to 1,436.61, 1,983.48 and 1,104.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.61 : 1,983.48 = 1,104.42 : x
2. Step 2: Convert to fraction form
   1,436.61/1,983.48 = 1,104.42/x
3. Step 3: Cross multiply
   1,436.61x = 1,983.48 × 1,104.42
4. Step 4: Simplify right side
   1,436.61x = 2,190,594.98
5. Step 5: Solve for x
   x = 2,190,594.98/1,436.61
6. Step 6: Final answer
   x = 1,524.84