Finding the Fourth Proportional to 1,261.14, 1,890.12 and 566.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,261.14 : 1,890.12 = 566.82 : x
2. Step 2: Convert to fraction form
   1,261.14/1,890.12 = 566.82/x
3. Step 3: Cross multiply
   1,261.14x = 1,890.12 × 566.82
4. Step 4: Simplify right side
   1,261.14x = 1,071,357.82
5. Step 5: Solve for x
   x = 1,071,357.82/1,261.14
6. Step 6: Final answer
   x = 849.52