Finding the Fourth Proportional to 2,229.01, 3,074.18 and 1,670.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.01 : 3,074.18 = 1,670.81 : x
2. Step 2: Convert to fraction form
   2,229.01/3,074.18 = 1,670.81/x
3. Step 3: Cross multiply
   2,229.01x = 3,074.18 × 1,670.81
4. Step 4: Simplify right side
   2,229.01x = 5,136,346.96
5. Step 5: Solve for x
   x = 5,136,346.96/2,229.01
6. Step 6: Final answer
   x = 2,304.32