Finding the Fourth Proportional to 2,225.16, 3,071.34 and 1,293.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225.16 : 3,071.34 = 1,293.84 : x
2. Step 2: Convert to fraction form
   2,225.16/3,071.34 = 1,293.84/x
3. Step 3: Cross multiply
   2,225.16x = 3,071.34 × 1,293.84
4. Step 4: Simplify right side
   2,225.16x = 3,973,822.55
5. Step 5: Solve for x
   x = 3,973,822.55/2,225.16
6. Step 6: Final answer
   x = 1,785.86