Finding the Fourth Proportional to 2,406.51, 3,610.58 and 1,107

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.51 : 3,610.58 = 1,107 : x
2. Step 2: Convert to fraction form
   2,406.51/3,610.58 = 1,107/x
3. Step 3: Cross multiply
   2,406.51x = 3,610.58 × 1,107
4. Step 4: Simplify right side
   2,406.51x = 3,996,906.53
5. Step 5: Solve for x
   x = 3,996,906.53/2,406.51
6. Step 6: Final answer
   x = 1,660.87