Finding the Fourth Proportional to 1,900.55, 2,622.76 and 1,114.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.55 : 2,622.76 = 1,114.60 : x
2. Step 2: Convert to fraction form
   1,900.55/2,622.76 = 1,114.60/x
3. Step 3: Cross multiply
   1,900.55x = 2,622.76 × 1,114.60
4. Step 4: Simplify right side
   1,900.55x = 2,923,328.30
5. Step 5: Solve for x
   x = 2,923,328.30/1,900.55
6. Step 6: Final answer
   x = 1,538.15