Finding the Fourth Proportional to 8,074.72, 11,142.56 and 4,538.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,074.72 : 11,142.56 = 4,538.46 : x
2. Step 2: Convert to fraction form
   8,074.72/11,142.56 = 4,538.46/x
3. Step 3: Cross multiply
   8,074.72x = 11,142.56 × 4,538.46
4. Step 4: Simplify right side
   8,074.72x = 50,570,062.86
5. Step 5: Solve for x
   x = 50,570,062.86/8,074.72
6. Step 6: Final answer
   x = 6,262.76