Finding the Fourth Proportional to 2,194.59, 3,028.54 and 1,199.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.59 : 3,028.54 = 1,199.88 : x
2. Step 2: Convert to fraction form
   2,194.59/3,028.54 = 1,199.88/x
3. Step 3: Cross multiply
   2,194.59x = 3,028.54 × 1,199.88
4. Step 4: Simplify right side
   2,194.59x = 3,633,880.63
5. Step 5: Solve for x
   x = 3,633,880.63/2,194.59
6. Step 6: Final answer
   x = 1,655.83