Finding the Fourth Proportional to 13,238.02, 18,268.69 and 7,270.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,238.02 : 18,268.69 = 7,270.25 : x
2. Step 2: Convert to fraction form
   13,238.02/18,268.69 = 7,270.25/x
3. Step 3: Cross multiply
   13,238.02x = 18,268.69 × 7,270.25
4. Step 4: Simplify right side
   13,238.02x = 132,817,861.22
5. Step 5: Solve for x
   x = 132,817,861.22/13,238.02
6. Step 6: Final answer
   x = 10,033.06