Finding the Fourth Proportional to 9,039.81, 12,476.03 and 5,503.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.81 : 12,476.03 = 5,503.53 : x
2. Step 2: Convert to fraction form
   9,039.81/12,476.03 = 5,503.53/x
3. Step 3: Cross multiply
   9,039.81x = 12,476.03 × 5,503.53
4. Step 4: Simplify right side
   9,039.81x = 68,662,205.39
5. Step 5: Solve for x
   x = 68,662,205.39/9,039.81
6. Step 6: Final answer
   x = 7,595.54