Finding the Fourth Proportional to 12,667.32, 18,984.24 and 9,169.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,667.32 : 18,984.24 = 9,169.02 : x
2. Step 2: Convert to fraction form
   12,667.32/18,984.24 = 9,169.02/x
3. Step 3: Cross multiply
   12,667.32x = 18,984.24 × 9,169.02
4. Step 4: Simplify right side
   12,667.32x = 174,066,876.24
5. Step 5: Solve for x
   x = 174,066,876.24/12,667.32
6. Step 6: Final answer
   x = 13,741.41