Finding the Fourth Proportional to 3,509.60, 5,238.71 and 3,094.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,509.60 : 5,238.71 = 3,094.43 : x
2. Step 2: Convert to fraction form
   3,509.60/5,238.71 = 3,094.43/x
3. Step 3: Cross multiply
   3,509.60x = 5,238.71 × 3,094.43
4. Step 4: Simplify right side
   3,509.60x = 16,210,791.32
5. Step 5: Solve for x
   x = 16,210,791.32/3,509.60
6. Step 6: Final answer
   x = 4,618.99