Finding the Fourth Proportional to 12,703.27, 17,531.16 and 7,667.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.27 : 17,531.16 = 7,667.42 : x
2. Step 2: Convert to fraction form
   12,703.27/17,531.16 = 7,667.42/x
3. Step 3: Cross multiply
   12,703.27x = 17,531.16 × 7,667.42
4. Step 4: Simplify right side
   12,703.27x = 134,418,773.65
5. Step 5: Solve for x
   x = 134,418,773.65/12,703.27
6. Step 6: Final answer
   x = 10,581.43