Finding the Fourth Proportional to 1,799.58, 2,696.72 and 874.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,799.58 : 2,696.72 = 874.07 : x
2. Step 2: Convert to fraction form
   1,799.58/2,696.72 = 874.07/x
3. Step 3: Cross multiply
   1,799.58x = 2,696.72 × 874.07
4. Step 4: Simplify right side
   1,799.58x = 2,357,131.94
5. Step 5: Solve for x
   x = 2,357,131.94/1,799.58
6. Step 6: Final answer
   x = 1,309.83