Finding the Fourth Proportional to 2,918.58, 4,026.50 and 1,797.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,918.58 : 4,026.50 = 1,797.57 : x
2. Step 2: Convert to fraction form
   2,918.58/4,026.50 = 1,797.57/x
3. Step 3: Cross multiply
   2,918.58x = 4,026.50 × 1,797.57
4. Step 4: Simplify right side
   2,918.58x = 7,237,906.62
5. Step 5: Solve for x
   x = 7,237,906.62/2,918.58
6. Step 6: Final answer
   x = 2,479.94