Finding the Fourth Proportional to 12,400.05, 17,112.15 and 7,095

Step by Step Solution

1. Step 1: Write the proportion equation
   12,400.05 : 17,112.15 = 7,095 : x
2. Step 2: Convert to fraction form
   12,400.05/17,112.15 = 7,095/x
3. Step 3: Cross multiply
   12,400.05x = 17,112.15 × 7,095
4. Step 4: Simplify right side
   12,400.05x = 121,410,704.25
5. Step 5: Solve for x
   x = 121,410,704.25/12,400.05
6. Step 6: Final answer
   x = 9,791.15