Finding the Fourth Proportional to 9,117.82, 13,676.71 and 2,961.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,117.82 : 13,676.71 = 2,961.82 : x
2. Step 2: Convert to fraction form
   9,117.82/13,676.71 = 2,961.82/x
3. Step 3: Cross multiply
   9,117.82x = 13,676.71 × 2,961.82
4. Step 4: Simplify right side
   9,117.82x = 40,507,953.21
5. Step 5: Solve for x
   x = 40,507,953.21/9,117.82
6. Step 6: Final answer
   x = 4,442.72