Finding the Fourth Proportional to 2,612.22, 3,918.51 and 882.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612.22 : 3,918.51 = 882.06 : x
2. Step 2: Convert to fraction form
   2,612.22/3,918.51 = 882.06/x
3. Step 3: Cross multiply
   2,612.22x = 3,918.51 × 882.06
4. Step 4: Simplify right side
   2,612.22x = 3,456,360.93
5. Step 5: Solve for x
   x = 3,456,360.93/2,612.22
6. Step 6: Final answer
   x = 1,323.15