Finding the Fourth Proportional to 1,196.50, 1,791.90 and 610.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.50 : 1,791.90 = 610.06 : x
2. Step 2: Convert to fraction form
   1,196.50/1,791.90 = 610.06/x
3. Step 3: Cross multiply
   1,196.50x = 1,791.90 × 610.06
4. Step 4: Simplify right side
   1,196.50x = 1,093,166.51
5. Step 5: Solve for x
   x = 1,093,166.51/1,196.50
6. Step 6: Final answer
   x = 913.64