Finding the Fourth Proportional to 1,112.52, 1,667.38 and 564.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112.52 : 1,667.38 = 564.84 : x
2. Step 2: Convert to fraction form
   1,112.52/1,667.38 = 564.84/x
3. Step 3: Cross multiply
   1,112.52x = 1,667.38 × 564.84
4. Step 4: Simplify right side
   1,112.52x = 941,802.92
5. Step 5: Solve for x
   x = 941,802.92/1,112.52
6. Step 6: Final answer
   x = 846.55