Finding the Fourth Proportional to 2,637.25, 3,955.73 and 788.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637.25 : 3,955.73 = 788.38 : x
2. Step 2: Convert to fraction form
   2,637.25/3,955.73 = 788.38/x
3. Step 3: Cross multiply
   2,637.25x = 3,955.73 × 788.38
4. Step 4: Simplify right side
   2,637.25x = 3,118,610.50
5. Step 5: Solve for x
   x = 3,118,610.50/2,637.25
6. Step 6: Final answer
   x = 1,182.52