Finding the Fourth Proportional to 2,066.88, 2,852.30 and 1,135.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.88 : 2,852.30 = 1,135.38 : x
2. Step 2: Convert to fraction form
   2,066.88/2,852.30 = 1,135.38/x
3. Step 3: Cross multiply
   2,066.88x = 2,852.30 × 1,135.38
4. Step 4: Simplify right side
   2,066.88x = 3,238,444.37
5. Step 5: Solve for x
   x = 3,238,444.37/2,066.88
6. Step 6: Final answer
   x = 1,566.83