Finding the Fourth Proportional to 2,020.07, 2,788.17 and 1,181.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.07 : 2,788.17 = 1,181.16 : x
2. Step 2: Convert to fraction form
   2,020.07/2,788.17 = 1,181.16/x
3. Step 3: Cross multiply
   2,020.07x = 2,788.17 × 1,181.16
4. Step 4: Simplify right side
   2,020.07x = 3,293,274.88
5. Step 5: Solve for x
   x = 3,293,274.88/2,020.07
6. Step 6: Final answer
   x = 1,630.28