Finding the Fourth Proportional to 2,410.51, 3,615.61 and 767.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,410.51 : 3,615.61 = 767.16 : x
2. Step 2: Convert to fraction form
   2,410.51/3,615.61 = 767.16/x
3. Step 3: Cross multiply
   2,410.51x = 3,615.61 × 767.16
4. Step 4: Simplify right side
   2,410.51x = 2,773,751.37
5. Step 5: Solve for x
   x = 2,773,751.37/2,410.51
6. Step 6: Final answer
   x = 1,150.69