Finding the Fourth Proportional to 1,762.82, 2,644.58 and 788.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,762.82 : 2,644.58 = 788.93 : x
2. Step 2: Convert to fraction form
   1,762.82/2,644.58 = 788.93/x
3. Step 3: Cross multiply
   1,762.82x = 2,644.58 × 788.93
4. Step 4: Simplify right side
   1,762.82x = 2,086,388.50
5. Step 5: Solve for x
   x = 2,086,388.50/1,762.82
6. Step 6: Final answer
   x = 1,183.55