Finding the Fourth Proportional to 2,641.74, 3,962.60 and 793.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.74 : 3,962.60 = 793.02 : x
2. Step 2: Convert to fraction form
   2,641.74/3,962.60 = 793.02/x
3. Step 3: Cross multiply
   2,641.74x = 3,962.60 × 793.02
4. Step 4: Simplify right side
   2,641.74x = 3,142,420.06
5. Step 5: Solve for x
   x = 3,142,420.06/2,641.74
6. Step 6: Final answer
   x = 1,189.52