Finding the Fourth Proportional to 2,075.82, 3,112.08 and 1,088.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075.82 : 3,112.08 = 1,088.16 : x
2. Step 2: Convert to fraction form
   2,075.82/3,112.08 = 1,088.16/x
3. Step 3: Cross multiply
   2,075.82x = 3,112.08 × 1,088.16
4. Step 4: Simplify right side
   2,075.82x = 3,386,440.97
5. Step 5: Solve for x
   x = 3,386,440.97/2,075.82
6. Step 6: Final answer
   x = 1,631.38