Finding the Fourth Proportional to 2,020.17, 2,787.42 and 1,180.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.17 : 2,787.42 = 1,180.62 : x
2. Step 2: Convert to fraction form
   2,020.17/2,787.42 = 1,180.62/x
3. Step 3: Cross multiply
   2,020.17x = 2,787.42 × 1,180.62
4. Step 4: Simplify right side
   2,020.17x = 3,290,883.80
5. Step 5: Solve for x
   x = 3,290,883.80/2,020.17
6. Step 6: Final answer
   x = 1,629.01