Finding the Fourth Proportional to 9,028.61, 12,459.52 and 5,049.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,028.61 : 12,459.52 = 5,049.79 : x
2. Step 2: Convert to fraction form
   9,028.61/12,459.52 = 5,049.79/x
3. Step 3: Cross multiply
   9,028.61x = 12,459.52 × 5,049.79
4. Step 4: Simplify right side
   9,028.61x = 62,918,004.75
5. Step 5: Solve for x
   x = 62,918,004.75/9,028.61
6. Step 6: Final answer
   x = 6,968.73