Finding the Fourth Proportional to 1,707.98, 2,561.94 and 1,180.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.98 : 2,561.94 = 1,180.37 : x
2. Step 2: Convert to fraction form
   1,707.98/2,561.94 = 1,180.37/x
3. Step 3: Cross multiply
   1,707.98x = 2,561.94 × 1,180.37
4. Step 4: Simplify right side
   1,707.98x = 3,024,043.52
5. Step 5: Solve for x
   x = 3,024,043.52/1,707.98
6. Step 6: Final answer
   x = 1,770.54