Finding the Fourth Proportional to 2,818.51, 4,225.98 and 969.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,818.51 : 4,225.98 = 969.46 : x
2. Step 2: Convert to fraction form
   2,818.51/4,225.98 = 969.46/x
3. Step 3: Cross multiply
   2,818.51x = 4,225.98 × 969.46
4. Step 4: Simplify right side
   2,818.51x = 4,096,918.57
5. Step 5: Solve for x
   x = 4,096,918.57/2,818.51
6. Step 6: Final answer
   x = 1,453.58