Finding the Fourth Proportional to 2,207.30, 3,310.52 and 746.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207.30 : 3,310.52 = 746.06 : x
2. Step 2: Convert to fraction form
   2,207.30/3,310.52 = 746.06/x
3. Step 3: Cross multiply
   2,207.30x = 3,310.52 × 746.06
4. Step 4: Simplify right side
   2,207.30x = 2,469,826.27
5. Step 5: Solve for x
   x = 2,469,826.27/2,207.30
6. Step 6: Final answer
   x = 1,118.94