Finding the Fourth Proportional to 7,464.76, 11,187.56 and 3,085.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,464.76 : 11,187.56 = 3,085.30 : x
2. Step 2: Convert to fraction form
   7,464.76/11,187.56 = 3,085.30/x
3. Step 3: Cross multiply
   7,464.76x = 11,187.56 × 3,085.30
4. Step 4: Simplify right side
   7,464.76x = 34,516,978.87
5. Step 5: Solve for x
   x = 34,516,978.87/7,464.76
6. Step 6: Final answer
   x = 4,623.99