Finding the Fourth Proportional to 1,441.98, 2,162.86 and 517.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441.98 : 2,162.86 = 517.37 : x
2. Step 2: Convert to fraction form
   1,441.98/2,162.86 = 517.37/x
3. Step 3: Cross multiply
   1,441.98x = 2,162.86 × 517.37
4. Step 4: Simplify right side
   1,441.98x = 1,118,986.77
5. Step 5: Solve for x
   x = 1,118,986.77/1,441.98
6. Step 6: Final answer
   x = 776.01