Finding the Fourth Proportional to 1,216.45, 1,823.59 and 567.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216.45 : 1,823.59 = 567.01 : x
2. Step 2: Convert to fraction form
   1,216.45/1,823.59 = 567.01/x
3. Step 3: Cross multiply
   1,216.45x = 1,823.59 × 567.01
4. Step 4: Simplify right side
   1,216.45x = 1,033,993.77
5. Step 5: Solve for x
   x = 1,033,993.77/1,216.45
6. Step 6: Final answer
   x = 850.01