Finding the Fourth Proportional to 7,504.76, 11,256.72 and 3,806.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,504.76 : 11,256.72 = 3,806.89 : x
2. Step 2: Convert to fraction form
   7,504.76/11,256.72 = 3,806.89/x
3. Step 3: Cross multiply
   7,504.76x = 11,256.72 × 3,806.89
4. Step 4: Simplify right side
   7,504.76x = 42,853,038.52
5. Step 5: Solve for x
   x = 42,853,038.52/7,504.76
6. Step 6: Final answer
   x = 5,710.12