Finding the Fourth Proportional to 2,181.94, 3,012.06 and 1,436.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.94 : 3,012.06 = 1,436.29 : x
2. Step 2: Convert to fraction form
   2,181.94/3,012.06 = 1,436.29/x
3. Step 3: Cross multiply
   2,181.94x = 3,012.06 × 1,436.29
4. Step 4: Simplify right side
   2,181.94x = 4,326,191.66
5. Step 5: Solve for x
   x = 4,326,191.66/2,181.94
6. Step 6: Final answer
   x = 1,982.73