Finding the Fourth Proportional to 12,703.89, 17,520.50 and 7,667.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.89 : 17,520.50 = 7,667.04 : x
2. Step 2: Convert to fraction form
   12,703.89/17,520.50 = 7,667.04/x
3. Step 3: Cross multiply
   12,703.89x = 17,520.50 × 7,667.04
4. Step 4: Simplify right side
   12,703.89x = 134,330,335.98
5. Step 5: Solve for x
   x = 134,330,335.98/12,703.89
6. Step 6: Final answer
   x = 10,573.95