Finding the Third Proportional to 822,570 and 1,120,611

Step by Step Solution

1. Step 1: Write the proportion equation
   822,570 : 1,120,611 = 1,120,611 : x
2. Step 2: Convert to fraction form
   822,570/1,120,611 = 1,120,611/x
3. Step 3: Cross multiply
   822,570x = 1,120,611 × 1,120,611
4. Step 4: Simplify right side
   822,570x = 1,255,769,013,321
5. Step 5: Solve for x
   x = 1,255,769,013,321/822,570
6. Step 6: Final answer
   x = 1,526,640.91