Finding the Third Proportional to 278,501.50 and 594,587

Step by Step Solution

1. Step 1: Write the proportion equation
   278,501.50 : 594,587 = 594,587 : x
2. Step 2: Convert to fraction form
   278,501.50/594,587 = 594,587/x
3. Step 3: Cross multiply
   278,501.50x = 594,587 × 594,587
4. Step 4: Simplify right side
   278,501.50x = 353,533,700,569
5. Step 5: Solve for x
   x = 353,533,700,569/278,501.50
6. Step 6: Final answer
   x = 1,269,413.99