Finding the Fourth Proportional to 8,961.50, 12,367.69 and 4,983.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,961.50 : 12,367.69 = 4,983.59 : x
2. Step 2: Convert to fraction form
   8,961.50/12,367.69 = 4,983.59/x
3. Step 3: Cross multiply
   8,961.50x = 12,367.69 × 4,983.59
4. Step 4: Simplify right side
   8,961.50x = 61,635,514.67
5. Step 5: Solve for x
   x = 61,635,514.67/8,961.50
6. Step 6: Final answer
   x = 6,877.81