Finding the Fourth Proportional to 2,010.20, 2,773.31 and 1,170.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.20 : 2,773.31 = 1,170.48 : x
2. Step 2: Convert to fraction form
   2,010.20/2,773.31 = 1,170.48/x
3. Step 3: Cross multiply
   2,010.20x = 2,773.31 × 1,170.48
4. Step 4: Simplify right side
   2,010.20x = 3,246,098.04
5. Step 5: Solve for x
   x = 3,246,098.04/2,010.20
6. Step 6: Final answer
   x = 1,614.82