Finding the Fourth Proportional to 1,480.82, 2,043.16 and 851.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,480.82 : 2,043.16 = 851.53 : x
2. Step 2: Convert to fraction form
   1,480.82/2,043.16 = 851.53/x
3. Step 3: Cross multiply
   1,480.82x = 2,043.16 × 851.53
4. Step 4: Simplify right side
   1,480.82x = 1,739,797.56
5. Step 5: Solve for x
   x = 1,739,797.56/1,480.82
6. Step 6: Final answer
   x = 1,174.89