Finding the Fourth Proportional to 9,426.76, 14,140.17 and 3,186.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.76 : 14,140.17 = 3,186.82 : x
2. Step 2: Convert to fraction form
   9,426.76/14,140.17 = 3,186.82/x
3. Step 3: Cross multiply
   9,426.76x = 14,140.17 × 3,186.82
4. Step 4: Simplify right side
   9,426.76x = 45,062,105.86
5. Step 5: Solve for x
   x = 45,062,105.86/9,426.76
6. Step 6: Final answer
   x = 4,780.24