Finding the Third Proportional to 562,554 and 843,891.75

Step by Step Solution

1. Step 1: Write the proportion equation
   562,554 : 843,891.75 = 843,891.75 : x
2. Step 2: Convert to fraction form
   562,554/843,891.75 = 843,891.75/x
3. Step 3: Cross multiply
   562,554x = 843,891.75 × 843,891.75
4. Step 4: Simplify right side
   562,554x = 712,153,285,718.06
5. Step 5: Solve for x
   x = 712,153,285,718.06/562,554
6. Step 6: Final answer
   x = 1,265,928.76