Finding the Fourth Proportional to 4,638.81, 6,404.52 and 3,048.29

Step by Step Solution

1. Step 1: Write the proportion equation
   4,638.81 : 6,404.52 = 3,048.29 : x
2. Step 2: Convert to fraction form
   4,638.81/6,404.52 = 3,048.29/x
3. Step 3: Cross multiply
   4,638.81x = 6,404.52 × 3,048.29
4. Step 4: Simplify right side
   4,638.81x = 19,522,861.71
5. Step 5: Solve for x
   x = 19,522,861.71/4,638.81
6. Step 6: Final answer
   x = 4,208.59