Finding the Fourth Proportional to 1,196.07, 1,791.72 and 1,094.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.07 : 1,791.72 = 1,094.55 : x
2. Step 2: Convert to fraction form
   1,196.07/1,791.72 = 1,094.55/x
3. Step 3: Cross multiply
   1,196.07x = 1,791.72 × 1,094.55
4. Step 4: Simplify right side
   1,196.07x = 1,961,127.13
5. Step 5: Solve for x
   x = 1,961,127.13/1,196.07
6. Step 6: Final answer
   x = 1,639.64