Finding the Fourth Proportional to 2,194.82, 3,028.78 and 1,200.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.82 : 3,028.78 = 1,200.07 : x
2. Step 2: Convert to fraction form
   2,194.82/3,028.78 = 1,200.07/x
3. Step 3: Cross multiply
   2,194.82x = 3,028.78 × 1,200.07
4. Step 4: Simplify right side
   2,194.82x = 3,634,737.44
5. Step 5: Solve for x
   x = 3,634,737.44/2,194.82
6. Step 6: Final answer
   x = 1,656.06