Finding the Fourth Proportional to 2,722.67, 4,081.32 and 1,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,722.67 : 4,081.32 = 1,314.50 : x
2. Step 2: Convert to fraction form
   2,722.67/4,081.32 = 1,314.50/x
3. Step 3: Cross multiply
   2,722.67x = 4,081.32 × 1,314.50
4. Step 4: Simplify right side
   2,722.67x = 5,364,874.73
5. Step 5: Solve for x
   x = 5,364,874.73/2,722.67
6. Step 6: Final answer
   x = 1,970.44