Finding the Fourth Proportional to 12,676.86, 17,493.72 and 7,011.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,676.86 : 17,493.72 = 7,011.96 : x
2. Step 2: Convert to fraction form
   12,676.86/17,493.72 = 7,011.96/x
3. Step 3: Cross multiply
   12,676.86x = 17,493.72 × 7,011.96
4. Step 4: Simplify right side
   12,676.86x = 122,665,264.89
5. Step 5: Solve for x
   x = 122,665,264.89/12,676.86
6. Step 6: Final answer
   x = 9,676.31