Finding the Fourth Proportional to 9,340.24, 13,969.02 and 8,307.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,340.24 : 13,969.02 = 8,307.46 : x
2. Step 2: Convert to fraction form
   9,340.24/13,969.02 = 8,307.46/x
3. Step 3: Cross multiply
   9,340.24x = 13,969.02 × 8,307.46
4. Step 4: Simplify right side
   9,340.24x = 116,047,074.89
5. Step 5: Solve for x
   x = 116,047,074.89/9,340.24
6. Step 6: Final answer
   x = 12,424.42