Finding the Fourth Proportional to 12,002.53, 18,004.48 and 3,238.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,002.53 : 18,004.48 = 3,238.13 : x
2. Step 2: Convert to fraction form
   12,002.53/18,004.48 = 3,238.13/x
3. Step 3: Cross multiply
   12,002.53x = 18,004.48 × 3,238.13
4. Step 4: Simplify right side
   12,002.53x = 58,300,782.46
5. Step 5: Solve for x
   x = 58,300,782.46/12,002.53
6. Step 6: Final answer
   x = 4,857.37