Finding the Fourth Proportional to 9,683.67, 13,376.00 and 7,472.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,683.67 : 13,376.00 = 7,472.89 : x
2. Step 2: Convert to fraction form
   9,683.67/13,376.00 = 7,472.89/x
3. Step 3: Cross multiply
   9,683.67x = 13,376.00 × 7,472.89
4. Step 4: Simplify right side
   9,683.67x = 99,957,272.40
5. Step 5: Solve for x
   x = 99,957,272.40/9,683.67
6. Step 6: Final answer
   x = 10,322.25