Finding the Fourth Proportional to 4,782.78, 7,168.59 and 2,008.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,782.78 : 7,168.59 = 2,008.89 : x
2. Step 2: Convert to fraction form
   4,782.78/7,168.59 = 2,008.89/x
3. Step 3: Cross multiply
   4,782.78x = 7,168.59 × 2,008.89
4. Step 4: Simplify right side
   4,782.78x = 14,400,908.77
5. Step 5: Solve for x
   x = 14,400,908.77/4,782.78
6. Step 6: Final answer
   x = 3,010.99