Finding the Fourth Proportional to 9,420.37, 14,144.42 and 5,268.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,420.37 : 14,144.42 = 5,268.51 : x
2. Step 2: Convert to fraction form
   9,420.37/14,144.42 = 5,268.51/x
3. Step 3: Cross multiply
   9,420.37x = 14,144.42 × 5,268.51
4. Step 4: Simplify right side
   9,420.37x = 74,520,031.39
5. Step 5: Solve for x
   x = 74,520,031.39/9,420.37
6. Step 6: Final answer
   x = 7,910.52