Finding the Fourth Proportional to 10,404.50, 15,603.50 and 3,477.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.50 : 15,603.50 = 3,477.38 : x
2. Step 2: Convert to fraction form
   10,404.50/15,603.50 = 3,477.38/x
3. Step 3: Cross multiply
   10,404.50x = 15,603.50 × 3,477.38
4. Step 4: Simplify right side
   10,404.50x = 54,259,229.51
5. Step 5: Solve for x
   x = 54,259,229.51/10,404.50
6. Step 6: Final answer
   x = 5,214.98