Finding the Fourth Proportional to 11,580.79, 17,357.76 and 5,327.67

Step by Step Solution

1. Step 1: Write the proportion equation
   11,580.79 : 17,357.76 = 5,327.67 : x
2. Step 2: Convert to fraction form
   11,580.79/17,357.76 = 5,327.67/x
3. Step 3: Cross multiply
   11,580.79x = 17,357.76 × 5,327.67
4. Step 4: Simplify right side
   11,580.79x = 92,476,459.83
5. Step 5: Solve for x
   x = 92,476,459.83/11,580.79
6. Step 6: Final answer
   x = 7,985.34