Finding the Fourth Proportional to 2,230.34, 3,345.10 and 749.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,230.34 : 3,345.10 = 749.59 : x
2. Step 2: Convert to fraction form
   2,230.34/3,345.10 = 749.59/x
3. Step 3: Cross multiply
   2,230.34x = 3,345.10 × 749.59
4. Step 4: Simplify right side
   2,230.34x = 2,507,443.27
5. Step 5: Solve for x
   x = 2,507,443.27/2,230.34
6. Step 6: Final answer
   x = 1,124.25