Finding the Third Proportional to 1,145.25 and 2,370.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145.25 : 2,370.75 = 2,370.75 : x
2. Step 2: Convert to fraction form
   1,145.25/2,370.75 = 2,370.75/x
3. Step 3: Cross multiply
   1,145.25x = 2,370.75 × 2,370.75
4. Step 4: Simplify right side
   1,145.25x = 5,620,455.56
5. Step 5: Solve for x
   x = 5,620,455.56/1,145.25
6. Step 6: Final answer
   x = 4,907.62