Finding the Fourth Proportional to 8,482.82, 11,716.50 and 7,417.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,482.82 : 11,716.50 = 7,417.86 : x
2. Step 2: Convert to fraction form
   8,482.82/11,716.50 = 7,417.86/x
3. Step 3: Cross multiply
   8,482.82x = 11,716.50 × 7,417.86
4. Step 4: Simplify right side
   8,482.82x = 86,911,356.69
5. Step 5: Solve for x
   x = 86,911,356.69/8,482.82
6. Step 6: Final answer
   x = 10,245.58