Finding the Third Proportional to 240,454 and 375,238

Step by Step Solution

1. Step 1: Write the proportion equation
   240,454 : 375,238 = 375,238 : x
2. Step 2: Convert to fraction form
   240,454/375,238 = 375,238/x
3. Step 3: Cross multiply
   240,454x = 375,238 × 375,238
4. Step 4: Simplify right side
   240,454x = 140,803,556,644
5. Step 5: Solve for x
   x = 140,803,556,644/240,454
6. Step 6: Final answer
   x = 585,573.78