Finding the Fourth Proportional to 9,028.72, 12,459.37 and 5,050.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,028.72 : 12,459.37 = 5,050.20 : x
2. Step 2: Convert to fraction form
   9,028.72/12,459.37 = 5,050.20/x
3. Step 3: Cross multiply
   9,028.72x = 12,459.37 × 5,050.20
4. Step 4: Simplify right side
   9,028.72x = 62,922,310.37
5. Step 5: Solve for x
   x = 62,922,310.37/9,028.72
6. Step 6: Final answer
   x = 6,969.13