Finding the Fourth Proportional to 7,499.94, 11,241.25 and 2,816.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,499.94 : 11,241.25 = 2,816.96 : x
2. Step 2: Convert to fraction form
   7,499.94/11,241.25 = 2,816.96/x
3. Step 3: Cross multiply
   7,499.94x = 11,241.25 × 2,816.96
4. Step 4: Simplify right side
   7,499.94x = 31,666,124.90
5. Step 5: Solve for x
   x = 31,666,124.90/7,499.94
6. Step 6: Final answer
   x = 4,222.18