Finding the Fourth Proportional to 9,179.02, 12,667.97 and 5,199.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,179.02 : 12,667.97 = 5,199.82 : x
2. Step 2: Convert to fraction form
   9,179.02/12,667.97 = 5,199.82/x
3. Step 3: Cross multiply
   9,179.02x = 12,667.97 × 5,199.82
4. Step 4: Simplify right side
   9,179.02x = 65,871,166.10
5. Step 5: Solve for x
   x = 65,871,166.10/9,179.02
6. Step 6: Final answer
   x = 7,176.27