Finding the Fourth Proportional to 1,485.02, 2,225.50 and 1,119.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485.02 : 2,225.50 = 1,119.51 : x
2. Step 2: Convert to fraction form
   1,485.02/2,225.50 = 1,119.51/x
3. Step 3: Cross multiply
   1,485.02x = 2,225.50 × 1,119.51
4. Step 4: Simplify right side
   1,485.02x = 2,491,452.78
5. Step 5: Solve for x
   x = 2,491,452.78/1,485.02
6. Step 6: Final answer
   x = 1,677.73