Finding the Fourth Proportional to 9,745.59, 14,618.17 and 3,900.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,745.59 : 14,618.17 = 3,900.63 : x
2. Step 2: Convert to fraction form
   9,745.59/14,618.17 = 3,900.63/x
3. Step 3: Cross multiply
   9,745.59x = 14,618.17 × 3,900.63
4. Step 4: Simplify right side
   9,745.59x = 57,020,072.45
5. Step 5: Solve for x
   x = 57,020,072.45/9,745.59
6. Step 6: Final answer
   x = 5,850.86