Finding the Fourth Proportional to 1,091.82, 1,507.94 and 846.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091.82 : 1,507.94 = 846.11 : x
2. Step 2: Convert to fraction form
   1,091.82/1,507.94 = 846.11/x
3. Step 3: Cross multiply
   1,091.82x = 1,507.94 × 846.11
4. Step 4: Simplify right side
   1,091.82x = 1,275,885.83
5. Step 5: Solve for x
   x = 1,275,885.83/1,091.82
6. Step 6: Final answer
   x = 1,168.58