Finding the Fourth Proportional to 2,194.59, 3,025.58 and 1,407.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.59 : 3,025.58 = 1,407.27 : x
2. Step 2: Convert to fraction form
   2,194.59/3,025.58 = 1,407.27/x
3. Step 3: Cross multiply
   2,194.59x = 3,025.58 × 1,407.27
4. Step 4: Simplify right side
   2,194.59x = 4,257,800.93
5. Step 5: Solve for x
   x = 4,257,800.93/2,194.59
6. Step 6: Final answer
   x = 1,940.14