Finding the Fourth Proportional to 2,651.17, 3,975.45 and 801.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,651.17 : 3,975.45 = 801.94 : x
2. Step 2: Convert to fraction form
   2,651.17/3,975.45 = 801.94/x
3. Step 3: Cross multiply
   2,651.17x = 3,975.45 × 801.94
4. Step 4: Simplify right side
   2,651.17x = 3,188,072.37
5. Step 5: Solve for x
   x = 3,188,072.37/2,651.17
6. Step 6: Final answer
   x = 1,202.52