Finding the Fourth Proportional to 1,494.80, 2,062.80 and 970.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.80 : 2,062.80 = 970.82 : x
2. Step 2: Convert to fraction form
   1,494.80/2,062.80 = 970.82/x
3. Step 3: Cross multiply
   1,494.80x = 2,062.80 × 970.82
4. Step 4: Simplify right side
   1,494.80x = 2,002,607.50
5. Step 5: Solve for x
   x = 2,002,607.50/1,494.80
6. Step 6: Final answer
   x = 1,339.72