Finding the Third Proportional to 244,890 and 374,584.50

Step by Step Solution

1. Step 1: Write the proportion equation
   244,890 : 374,584.50 = 374,584.50 : x
2. Step 2: Convert to fraction form
   244,890/374,584.50 = 374,584.50/x
3. Step 3: Cross multiply
   244,890x = 374,584.50 × 374,584.50
4. Step 4: Simplify right side
   244,890x = 140,313,547,640.25
5. Step 5: Solve for x
   x = 140,313,547,640.25/244,890
6. Step 6: Final answer
   x = 572,965.61