Finding the Fourth Proportional to 1,675.82, 2,510.82 and 808.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,675.82 : 2,510.82 = 808.28 : x
2. Step 2: Convert to fraction form
   1,675.82/2,510.82 = 808.28/x
3. Step 3: Cross multiply
   1,675.82x = 2,510.82 × 808.28
4. Step 4: Simplify right side
   1,675.82x = 2,029,445.59
5. Step 5: Solve for x
   x = 2,029,445.59/1,675.82
6. Step 6: Final answer
   x = 1,211.02