Finding the Fourth Proportional to 9,179.34, 12,667.42 and 5,201.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,179.34 : 12,667.42 = 5,201.22 : x
2. Step 2: Convert to fraction form
   9,179.34/12,667.42 = 5,201.22/x
3. Step 3: Cross multiply
   9,179.34x = 12,667.42 × 5,201.22
4. Step 4: Simplify right side
   9,179.34x = 65,886,038.25
5. Step 5: Solve for x
   x = 65,886,038.25/9,179.34
6. Step 6: Final answer
   x = 7,177.64