Finding the Fourth Proportional to 12,388.04, 17,094.35 and 7,351.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,388.04 : 17,094.35 = 7,351.39 : x
2. Step 2: Convert to fraction form
   12,388.04/17,094.35 = 7,351.39/x
3. Step 3: Cross multiply
   12,388.04x = 17,094.35 × 7,351.39
4. Step 4: Simplify right side
   12,388.04x = 125,667,233.65
5. Step 5: Solve for x
   x = 125,667,233.65/12,388.04
6. Step 6: Final answer
   x = 10,144.24