Finding the Third Proportional to 274,748 and 585,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   274,748 : 585,786.50 = 585,786.50 : x
2. Step 2: Convert to fraction form
   274,748/585,786.50 = 585,786.50/x
3. Step 3: Cross multiply
   274,748x = 585,786.50 × 585,786.50
4. Step 4: Simplify right side
   274,748x = 343,145,823,582.25
5. Step 5: Solve for x
   x = 343,145,823,582.25/274,748
6. Step 6: Final answer
   x = 1,248,947.48