Finding the Fourth Proportional to 2,280.32, 3,146.83 and 1,232.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.32 : 3,146.83 = 1,232.38 : x
2. Step 2: Convert to fraction form
   2,280.32/3,146.83 = 1,232.38/x
3. Step 3: Cross multiply
   2,280.32x = 3,146.83 × 1,232.38
4. Step 4: Simplify right side
   2,280.32x = 3,878,074.62
5. Step 5: Solve for x
   x = 3,878,074.62/2,280.32
6. Step 6: Final answer
   x = 1,700.67