Finding the Fourth Proportional to 7,150.79, 10,723.33 and 2,219.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,150.79 : 10,723.33 = 2,219.10 : x
2. Step 2: Convert to fraction form
   7,150.79/10,723.33 = 2,219.10/x
3. Step 3: Cross multiply
   7,150.79x = 10,723.33 × 2,219.10
4. Step 4: Simplify right side
   7,150.79x = 23,796,130.51
5. Step 5: Solve for x
   x = 23,796,130.51/7,150.79
6. Step 6: Final answer
   x = 3,327.76