Finding the Fourth Proportional to 1,113.31, 1,667.37 and 564.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113.31 : 1,667.37 = 564.16 : x
2. Step 2: Convert to fraction form
   1,113.31/1,667.37 = 564.16/x
3. Step 3: Cross multiply
   1,113.31x = 1,667.37 × 564.16
4. Step 4: Simplify right side
   1,113.31x = 940,663.46
5. Step 5: Solve for x
   x = 940,663.46/1,113.31
6. Step 6: Final answer
   x = 844.93