Finding the Fourth Proportional to 2,010.55, 3,021.96 and 1,967.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.55 : 3,021.96 = 1,967.48 : x
2. Step 2: Convert to fraction form
   2,010.55/3,021.96 = 1,967.48/x
3. Step 3: Cross multiply
   2,010.55x = 3,021.96 × 1,967.48
4. Step 4: Simplify right side
   2,010.55x = 5,945,645.86
5. Step 5: Solve for x
   x = 5,945,645.86/2,010.55
6. Step 6: Final answer
   x = 2,957.22