Finding the Fourth Proportional to 1,548.69, 2,322.82 and 574.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548.69 : 2,322.82 = 574.05 : x
2. Step 2: Convert to fraction form
   1,548.69/2,322.82 = 574.05/x
3. Step 3: Cross multiply
   1,548.69x = 2,322.82 × 574.05
4. Step 4: Simplify right side
   1,548.69x = 1,333,414.82
5. Step 5: Solve for x
   x = 1,333,414.82/1,548.69
6. Step 6: Final answer
   x = 861.00