Finding the Fourth Proportional to 3,872.04, 5,801.90 and 2,996.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,872.04 : 5,801.90 = 2,996.67 : x
2. Step 2: Convert to fraction form
   3,872.04/5,801.90 = 2,996.67/x
3. Step 3: Cross multiply
   3,872.04x = 5,801.90 × 2,996.67
4. Step 4: Simplify right side
   3,872.04x = 17,386,364.69
5. Step 5: Solve for x
   x = 17,386,364.69/3,872.04
6. Step 6: Final answer
   x = 4,490.23