Finding the Fourth Proportional to 2,216.72, 3,322.38 and 1,046

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.72 : 3,322.38 = 1,046 : x
2. Step 2: Convert to fraction form
   2,216.72/3,322.38 = 1,046/x
3. Step 3: Cross multiply
   2,216.72x = 3,322.38 × 1,046
4. Step 4: Simplify right side
   2,216.72x = 3,475,209.48
5. Step 5: Solve for x
   x = 3,475,209.48/2,216.72
6. Step 6: Final answer
   x = 1,567.73