Finding the Third Proportional to 383,349 and 600,142.50

Step by Step Solution

1. Step 1: Write the proportion equation
   383,349 : 600,142.50 = 600,142.50 : x
2. Step 2: Convert to fraction form
   383,349/600,142.50 = 600,142.50/x
3. Step 3: Cross multiply
   383,349x = 600,142.50 × 600,142.50
4. Step 4: Simplify right side
   383,349x = 360,171,020,306.25
5. Step 5: Solve for x
   x = 360,171,020,306.25/383,349
6. Step 6: Final answer
   x = 939,538.18