Finding the Fourth Proportional to 2,401.95, 3,314.68 and 1,339.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.95 : 3,314.68 = 1,339.72 : x
2. Step 2: Convert to fraction form
   2,401.95/3,314.68 = 1,339.72/x
3. Step 3: Cross multiply
   2,401.95x = 3,314.68 × 1,339.72
4. Step 4: Simplify right side
   2,401.95x = 4,440,729.87
5. Step 5: Solve for x
   x = 4,440,729.87/2,401.95
6. Step 6: Final answer
   x = 1,848.80