Finding the Fourth Proportional to 8,647.14, 11,933.91 and 5,061.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,647.14 : 11,933.91 = 5,061.89 : x
2. Step 2: Convert to fraction form
   8,647.14/11,933.91 = 5,061.89/x
3. Step 3: Cross multiply
   8,647.14x = 11,933.91 × 5,061.89
4. Step 4: Simplify right side
   8,647.14x = 60,408,054.71
5. Step 5: Solve for x
   x = 60,408,054.71/8,647.14
6. Step 6: Final answer
   x = 6,985.90