Finding the Fourth Proportional to 1,167.48, 1,610.01 and 773.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167.48 : 1,610.01 = 773.82 : x
2. Step 2: Convert to fraction form
   1,167.48/1,610.01 = 773.82/x
3. Step 3: Cross multiply
   1,167.48x = 1,610.01 × 773.82
4. Step 4: Simplify right side
   1,167.48x = 1,245,857.94
5. Step 5: Solve for x
   x = 1,245,857.94/1,167.48
6. Step 6: Final answer
   x = 1,067.13