Finding the Fourth Proportional to 2,407.41, 3,610.56 and 764.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407.41 : 3,610.56 = 764.10 : x
2. Step 2: Convert to fraction form
   2,407.41/3,610.56 = 764.10/x
3. Step 3: Cross multiply
   2,407.41x = 3,610.56 × 764.10
4. Step 4: Simplify right side
   2,407.41x = 2,758,828.90
5. Step 5: Solve for x
   x = 2,758,828.90/2,407.41
6. Step 6: Final answer
   x = 1,145.97