Finding the Fourth Proportional to 2,194.96, 3,029.04 and 1,310.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.96 : 3,029.04 = 1,310.72 : x
2. Step 2: Convert to fraction form
   2,194.96/3,029.04 = 1,310.72/x
3. Step 3: Cross multiply
   2,194.96x = 3,029.04 × 1,310.72
4. Step 4: Simplify right side
   2,194.96x = 3,970,223.31
5. Step 5: Solve for x
   x = 3,970,223.31/2,194.96
6. Step 6: Final answer
   x = 1,808.79