Finding the Fourth Proportional to 4,788.42, 7,179.32 and 2,443.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,788.42 : 7,179.32 = 2,443.88 : x
2. Step 2: Convert to fraction form
   4,788.42/7,179.32 = 2,443.88/x
3. Step 3: Cross multiply
   4,788.42x = 7,179.32 × 2,443.88
4. Step 4: Simplify right side
   4,788.42x = 17,545,396.56
5. Step 5: Solve for x
   x = 17,545,396.56/4,788.42
6. Step 6: Final answer
   x = 3,664.13