Finding the Fourth Proportional to 2,407.25, 3,321.52 and 1,359.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407.25 : 3,321.52 = 1,359.11 : x
2. Step 2: Convert to fraction form
   2,407.25/3,321.52 = 1,359.11/x
3. Step 3: Cross multiply
   2,407.25x = 3,321.52 × 1,359.11
4. Step 4: Simplify right side
   2,407.25x = 4,514,311.05
5. Step 5: Solve for x
   x = 4,514,311.05/2,407.25
6. Step 6: Final answer
   x = 1,875.30