Finding the Fourth Proportional to 2,284.47, 3,152.56 and 1,236.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,284.47 : 3,152.56 = 1,236.53 : x
2. Step 2: Convert to fraction form
   2,284.47/3,152.56 = 1,236.53/x
3. Step 3: Cross multiply
   2,284.47x = 3,152.56 × 1,236.53
4. Step 4: Simplify right side
   2,284.47x = 3,898,239.81
5. Step 5: Solve for x
   x = 3,898,239.81/2,284.47
6. Step 6: Final answer
   x = 1,706.41