Finding the Fourth Proportional to 4,910.78, 7,323.04 and 4,867.04

Step by Step Solution

1. Step 1: Write the proportion equation
   4,910.78 : 7,323.04 = 4,867.04 : x
2. Step 2: Convert to fraction form
   4,910.78/7,323.04 = 4,867.04/x
3. Step 3: Cross multiply
   4,910.78x = 7,323.04 × 4,867.04
4. Step 4: Simplify right side
   4,910.78x = 35,641,528.60
5. Step 5: Solve for x
   x = 35,641,528.60/4,910.78
6. Step 6: Final answer
   x = 7,257.81