Finding the Fourth Proportional to 9,408.25, 14,159.63 and 7,080.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,408.25 : 14,159.63 = 7,080.31 : x
2. Step 2: Convert to fraction form
   9,408.25/14,159.63 = 7,080.31/x
3. Step 3: Cross multiply
   9,408.25x = 14,159.63 × 7,080.31
4. Step 4: Simplify right side
   9,408.25x = 100,254,569.89
5. Step 5: Solve for x
   x = 100,254,569.89/9,408.25
6. Step 6: Final answer
   x = 10,656.03