Finding the Fourth Proportional to 8,365.46, 12,528.38 and 7,263.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,365.46 : 12,528.38 = 7,263.83 : x
2. Step 2: Convert to fraction form
   8,365.46/12,528.38 = 7,263.83/x
3. Step 3: Cross multiply
   8,365.46x = 12,528.38 × 7,263.83
4. Step 4: Simplify right side
   8,365.46x = 91,003,923.53
5. Step 5: Solve for x
   x = 91,003,923.53/8,365.46
6. Step 6: Final answer
   x = 10,878.54