Finding the Fourth Proportional to 7,189.56, 10,782.72 and 2,804.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,189.56 : 10,782.72 = 2,804.76 : x
2. Step 2: Convert to fraction form
   7,189.56/10,782.72 = 2,804.76/x
3. Step 3: Cross multiply
   7,189.56x = 10,782.72 × 2,804.76
4. Step 4: Simplify right side
   7,189.56x = 30,242,941.75
5. Step 5: Solve for x
   x = 30,242,941.75/7,189.56
6. Step 6: Final answer
   x = 4,206.51