Finding the Fourth Proportional to 12,499.89, 17,249.84 and 6,910.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,499.89 : 17,249.84 = 6,910.89 : x
2. Step 2: Convert to fraction form
   12,499.89/17,249.84 = 6,910.89/x
3. Step 3: Cross multiply
   12,499.89x = 17,249.84 × 6,910.89
4. Step 4: Simplify right side
   12,499.89x = 119,211,712.20
5. Step 5: Solve for x
   x = 119,211,712.20/12,499.89
6. Step 6: Final answer
   x = 9,537.02