Finding the Fourth Proportional to 1,819.55, 2,722.45 and 1,114.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.55 : 2,722.45 = 1,114.25 : x
2. Step 2: Convert to fraction form
   1,819.55/2,722.45 = 1,114.25/x
3. Step 3: Cross multiply
   1,819.55x = 2,722.45 × 1,114.25
4. Step 4: Simplify right side
   1,819.55x = 3,033,489.91
5. Step 5: Solve for x
   x = 3,033,489.91/1,819.55
6. Step 6: Final answer
   x = 1,667.16