Finding the Third Proportional to 562,545 and 843,878.25

Step by Step Solution

1. Step 1: Write the proportion equation
   562,545 : 843,878.25 = 843,878.25 : x
2. Step 2: Convert to fraction form
   562,545/843,878.25 = 843,878.25/x
3. Step 3: Cross multiply
   562,545x = 843,878.25 × 843,878.25
4. Step 4: Simplify right side
   562,545x = 712,130,500,823.06
5. Step 5: Solve for x
   x = 712,130,500,823.06/562,545
6. Step 6: Final answer
   x = 1,265,908.51