Finding the Fourth Proportional to 4,795.96, 7,184.78 and 2,816.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,795.96 : 7,184.78 = 2,816.72 : x
2. Step 2: Convert to fraction form
   4,795.96/7,184.78 = 2,816.72/x
3. Step 3: Cross multiply
   4,795.96x = 7,184.78 × 2,816.72
4. Step 4: Simplify right side
   4,795.96x = 20,237,513.52
5. Step 5: Solve for x
   x = 20,237,513.52/4,795.96
6. Step 6: Final answer
   x = 4,219.70