Finding the Third Proportional to 822,576 and 1,120,620

Step by Step Solution

1. Step 1: Write the proportion equation
   822,576 : 1,120,620 = 1,120,620 : x
2. Step 2: Convert to fraction form
   822,576/1,120,620 = 1,120,620/x
3. Step 3: Cross multiply
   822,576x = 1,120,620 × 1,120,620
4. Step 4: Simplify right side
   822,576x = 1,255,789,184,400
5. Step 5: Solve for x
   x = 1,255,789,184,400/822,576
6. Step 6: Final answer
   x = 1,526,654.30