Finding the Fourth Proportional to 1,113.06, 1,667.00 and 563.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113.06 : 1,667.00 = 563.91 : x
2. Step 2: Convert to fraction form
   1,113.06/1,667.00 = 563.91/x
3. Step 3: Cross multiply
   1,113.06x = 1,667.00 × 563.91
4. Step 4: Simplify right side
   1,113.06x = 940,035.15
5. Step 5: Solve for x
   x = 940,035.15/1,113.06
6. Step 6: Final answer
   x = 844.55