Finding the Fourth Proportional to 2,278.34, 3,144.33 and 1,334.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,278.34 : 3,144.33 = 1,334.07 : x
2. Step 2: Convert to fraction form
   2,278.34/3,144.33 = 1,334.07/x
3. Step 3: Cross multiply
   2,278.34x = 3,144.33 × 1,334.07
4. Step 4: Simplify right side
   2,278.34x = 4,194,753.82
5. Step 5: Solve for x
   x = 4,194,753.82/2,278.34
6. Step 6: Final answer
   x = 1,841.15