Finding the Fourth Proportional to 1,551.81, 2,328.72 and 1,449.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551.81 : 2,328.72 = 1,449.27 : x
2. Step 2: Convert to fraction form
   1,551.81/2,328.72 = 1,449.27/x
3. Step 3: Cross multiply
   1,551.81x = 2,328.72 × 1,449.27
4. Step 4: Simplify right side
   1,551.81x = 3,374,944.03
5. Step 5: Solve for x
   x = 3,374,944.03/1,551.81
6. Step 6: Final answer
   x = 2,174.84