Finding the Fourth Proportional to 2,734.03, 4,100.91 and 786.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.03 : 4,100.91 = 786.16 : x
2. Step 2: Convert to fraction form
   2,734.03/4,100.91 = 786.16/x
3. Step 3: Cross multiply
   2,734.03x = 4,100.91 × 786.16
4. Step 4: Simplify right side
   2,734.03x = 3,223,971.41
5. Step 5: Solve for x
   x = 3,223,971.41/2,734.03
6. Step 6: Final answer
   x = 1,179.20