Finding the Fourth Proportional to 8,499.30, 12,745.69 and 2,798.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499.30 : 12,745.69 = 2,798.93 : x
2. Step 2: Convert to fraction form
   8,499.30/12,745.69 = 2,798.93/x
3. Step 3: Cross multiply
   8,499.30x = 12,745.69 × 2,798.93
4. Step 4: Simplify right side
   8,499.30x = 35,674,230.38
5. Step 5: Solve for x
   x = 35,674,230.38/8,499.30
6. Step 6: Final answer
   x = 4,197.31