Finding the Fourth Proportional to 12,388.02, 17,094.87 and 7,083.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,388.02 : 17,094.87 = 7,083.42 : x
2. Step 2: Convert to fraction form
   12,388.02/17,094.87 = 7,083.42/x
3. Step 3: Cross multiply
   12,388.02x = 17,094.87 × 7,083.42
4. Step 4: Simplify right side
   12,388.02x = 121,090,144.06
5. Step 5: Solve for x
   x = 121,090,144.06/12,388.02
6. Step 6: Final answer
   x = 9,774.78