Finding the Fourth Proportional to 1,719.89, 2,577.71 and 794.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,719.89 : 2,577.71 = 794.19 : x
2. Step 2: Convert to fraction form
   1,719.89/2,577.71 = 794.19/x
3. Step 3: Cross multiply
   1,719.89x = 2,577.71 × 794.19
4. Step 4: Simplify right side
   1,719.89x = 2,047,193.49
5. Step 5: Solve for x
   x = 2,047,193.49/1,719.89
6. Step 6: Final answer
   x = 1,190.31