Finding the Fourth Proportional to 3,880.01, 5,353.63 and 3,746.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,880.01 : 5,353.63 = 3,746.67 : x
2. Step 2: Convert to fraction form
   3,880.01/5,353.63 = 3,746.67/x
3. Step 3: Cross multiply
   3,880.01x = 5,353.63 × 3,746.67
4. Step 4: Simplify right side
   3,880.01x = 20,058,255.47
5. Step 5: Solve for x
   x = 20,058,255.47/3,880.01
6. Step 6: Final answer
   x = 5,169.64