Finding the Fourth Proportional to 3,679.42, 5,074.89 and 2,335.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,679.42 : 5,074.89 = 2,335.42 : x
2. Step 2: Convert to fraction form
   3,679.42/5,074.89 = 2,335.42/x
3. Step 3: Cross multiply
   3,679.42x = 5,074.89 × 2,335.42
4. Step 4: Simplify right side
   3,679.42x = 11,851,999.60
5. Step 5: Solve for x
   x = 11,851,999.60/3,679.42
6. Step 6: Final answer
   x = 3,221.16