Finding the Fourth Proportional to 2,280.21, 3,146.69 and 1,232.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.21 : 3,146.69 = 1,232.27 : x
2. Step 2: Convert to fraction form
   2,280.21/3,146.69 = 1,232.27/x
3. Step 3: Cross multiply
   2,280.21x = 3,146.69 × 1,232.27
4. Step 4: Simplify right side
   2,280.21x = 3,877,581.42
5. Step 5: Solve for x
   x = 3,877,581.42/2,280.21
6. Step 6: Final answer
   x = 1,700.54