Finding the Fourth Proportional to 2,390.16, 3,583.89 and 746.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390.16 : 3,583.89 = 746.22 : x
2. Step 2: Convert to fraction form
   2,390.16/3,583.89 = 746.22/x
3. Step 3: Cross multiply
   2,390.16x = 3,583.89 × 746.22
4. Step 4: Simplify right side
   2,390.16x = 2,674,370.40
5. Step 5: Solve for x
   x = 2,674,370.40/2,390.16
6. Step 6: Final answer
   x = 1,118.91