Finding the Fourth Proportional to 9,709.15, 14,560.61 and 3,133.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,709.15 : 14,560.61 = 3,133.81 : x
2. Step 2: Convert to fraction form
   9,709.15/14,560.61 = 3,133.81/x
3. Step 3: Cross multiply
   9,709.15x = 14,560.61 × 3,133.81
4. Step 4: Simplify right side
   9,709.15x = 45,630,185.22
5. Step 5: Solve for x
   x = 45,630,185.22/9,709.15
6. Step 6: Final answer
   x = 4,699.71