Finding the Fourth Proportional to 2,225.33, 3,071.18 and 1,281.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225.33 : 3,071.18 = 1,281.16 : x
2. Step 2: Convert to fraction form
   2,225.33/3,071.18 = 1,281.16/x
3. Step 3: Cross multiply
   2,225.33x = 3,071.18 × 1,281.16
4. Step 4: Simplify right side
   2,225.33x = 3,934,680.01
5. Step 5: Solve for x
   x = 3,934,680.01/2,225.33
6. Step 6: Final answer
   x = 1,768.13