Finding the Fourth Proportional to 2,885.42, 4,321.15 and 2,338.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885.42 : 4,321.15 = 2,338.67 : x
2. Step 2: Convert to fraction form
   2,885.42/4,321.15 = 2,338.67/x
3. Step 3: Cross multiply
   2,885.42x = 4,321.15 × 2,338.67
4. Step 4: Simplify right side
   2,885.42x = 10,105,748.83
5. Step 5: Solve for x
   x = 10,105,748.83/2,885.42
6. Step 6: Final answer
   x = 3,502.35