Finding the Third Proportional to 233,289 and 490,074.75

Step by Step Solution

1. Step 1: Write the proportion equation
   233,289 : 490,074.75 = 490,074.75 : x
2. Step 2: Convert to fraction form
   233,289/490,074.75 = 490,074.75/x
3. Step 3: Cross multiply
   233,289x = 490,074.75 × 490,074.75
4. Step 4: Simplify right side
   233,289x = 240,173,260,587.56
5. Step 5: Solve for x
   x = 240,173,260,587.56/233,289
6. Step 6: Final answer
   x = 1,029,509.58