Finding the Fourth Proportional to 9,347.54, 14,018.27 and 3,105.87

Step by Step Solution

1. Step 1: Write the proportion equation
   9,347.54 : 14,018.27 = 3,105.87 : x
2. Step 2: Convert to fraction form
   9,347.54/14,018.27 = 3,105.87/x
3. Step 3: Cross multiply
   9,347.54x = 14,018.27 × 3,105.87
4. Step 4: Simplify right side
   9,347.54x = 43,538,933.50
5. Step 5: Solve for x
   x = 43,538,933.50/9,347.54
6. Step 6: Final answer
   x = 4,657.80