Finding the Third Proportional to 383,040 and 606,235.50

Step by Step Solution

1. Step 1: Write the proportion equation
   383,040 : 606,235.50 = 606,235.50 : x
2. Step 2: Convert to fraction form
   383,040/606,235.50 = 606,235.50/x
3. Step 3: Cross multiply
   383,040x = 606,235.50 × 606,235.50
4. Step 4: Simplify right side
   383,040x = 367,521,481,460.25
5. Step 5: Solve for x
   x = 367,521,481,460.25/383,040
6. Step 6: Final answer
   x = 959,485.91