Finding the Fourth Proportional to 9,179.48, 12,667.26 and 5,201.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,179.48 : 12,667.26 = 5,201.18 : x
2. Step 2: Convert to fraction form
   9,179.48/12,667.26 = 5,201.18/x
3. Step 3: Cross multiply
   9,179.48x = 12,667.26 × 5,201.18
4. Step 4: Simplify right side
   9,179.48x = 65,884,699.37
5. Step 5: Solve for x
   x = 65,884,699.37/9,179.48
6. Step 6: Final answer
   x = 7,177.39