Finding the Fourth Proportional to 1,859.94, 2,784.46 and 980.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,859.94 : 2,784.46 = 980.37 : x
2. Step 2: Convert to fraction form
   1,859.94/2,784.46 = 980.37/x
3. Step 3: Cross multiply
   1,859.94x = 2,784.46 × 980.37
4. Step 4: Simplify right side
   1,859.94x = 2,729,801.05
5. Step 5: Solve for x
   x = 2,729,801.05/1,859.94
6. Step 6: Final answer
   x = 1,467.68