Finding the Fourth Proportional to 2,218.23, 3,061.17 and 1,334.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218.23 : 3,061.17 = 1,334.79 : x
2. Step 2: Convert to fraction form
   2,218.23/3,061.17 = 1,334.79/x
3. Step 3: Cross multiply
   2,218.23x = 3,061.17 × 1,334.79
4. Step 4: Simplify right side
   2,218.23x = 4,086,019.10
5. Step 5: Solve for x
   x = 4,086,019.10/2,218.23
6. Step 6: Final answer
   x = 1,842.02