Finding the Fourth Proportional to 1,066.82, 1,477.92 and 1,041.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.82 : 1,477.92 = 1,041.31 : x
2. Step 2: Convert to fraction form
   1,066.82/1,477.92 = 1,041.31/x
3. Step 3: Cross multiply
   1,066.82x = 1,477.92 × 1,041.31
4. Step 4: Simplify right side
   1,066.82x = 1,538,969.18
5. Step 5: Solve for x
   x = 1,538,969.18/1,066.82
6. Step 6: Final answer
   x = 1,442.57