Finding the Fourth Proportional to 9,676.83, 13,353.35 and 5,427.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,676.83 : 13,353.35 = 5,427.57 : x
2. Step 2: Convert to fraction form
   9,676.83/13,353.35 = 5,427.57/x
3. Step 3: Cross multiply
   9,676.83x = 13,353.35 × 5,427.57
4. Step 4: Simplify right side
   9,676.83x = 72,476,214.72
5. Step 5: Solve for x
   x = 72,476,214.72/9,676.83
6. Step 6: Final answer
   x = 7,489.66