Finding the Third Proportional to 526,504 and 770,010

Step by Step Solution

1. Step 1: Write the proportion equation
   526,504 : 770,010 = 770,010 : x
2. Step 2: Convert to fraction form
   526,504/770,010 = 770,010/x
3. Step 3: Cross multiply
   526,504x = 770,010 × 770,010
4. Step 4: Simplify right side
   526,504x = 592,915,400,100
5. Step 5: Solve for x
   x = 592,915,400,100/526,504
6. Step 6: Final answer
   x = 1,126,136.55