Finding the Third Proportional to 525,112 and 1,069,486

Step by Step Solution

1. Step 1: Write the proportion equation
   525,112 : 1,069,486 = 1,069,486 : x
2. Step 2: Convert to fraction form
   525,112/1,069,486 = 1,069,486/x
3. Step 3: Cross multiply
   525,112x = 1,069,486 × 1,069,486
4. Step 4: Simplify right side
   525,112x = 1,143,800,304,196
5. Step 5: Solve for x
   x = 1,143,800,304,196/525,112
6. Step 6: Final answer
   x = 2,178,202.56