Finding the Fourth Proportional to 2,174.55, 3,262.71 and 788.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.55 : 3,262.71 = 788.03 : x
2. Step 2: Convert to fraction form
   2,174.55/3,262.71 = 788.03/x
3. Step 3: Cross multiply
   2,174.55x = 3,262.71 × 788.03
4. Step 4: Simplify right side
   2,174.55x = 2,571,121.52
5. Step 5: Solve for x
   x = 2,571,121.52/2,174.55
6. Step 6: Final answer
   x = 1,182.37