Finding the Fourth Proportional to 5,845.12, 8,764.76 and 3,764.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,845.12 : 8,764.76 = 3,764.72 : x
2. Step 2: Convert to fraction form
   5,845.12/8,764.76 = 3,764.72/x
3. Step 3: Cross multiply
   5,845.12x = 8,764.76 × 3,764.72
4. Step 4: Simplify right side
   5,845.12x = 32,996,867.27
5. Step 5: Solve for x
   x = 32,996,867.27/5,845.12
6. Step 6: Final answer
   x = 5,645.20