Finding the Fourth Proportional to 12,399.42, 17,112.60 and 7,095

Step by Step Solution

1. Step 1: Write the proportion equation
   12,399.42 : 17,112.60 = 7,095 : x
2. Step 2: Convert to fraction form
   12,399.42/17,112.60 = 7,095/x
3. Step 3: Cross multiply
   12,399.42x = 17,112.60 × 7,095
4. Step 4: Simplify right side
   12,399.42x = 121,413,897.00
5. Step 5: Solve for x
   x = 121,413,897.00/12,399.42
6. Step 6: Final answer
   x = 9,791.90