Finding the Third Proportional to 525,872 and 1,151,256

Step by Step Solution

1. Step 1: Write the proportion equation
   525,872 : 1,151,256 = 1,151,256 : x
2. Step 2: Convert to fraction form
   525,872/1,151,256 = 1,151,256/x
3. Step 3: Cross multiply
   525,872x = 1,151,256 × 1,151,256
4. Step 4: Simplify right side
   525,872x = 1,325,390,377,536
5. Step 5: Solve for x
   x = 1,325,390,377,536/525,872
6. Step 6: Final answer
   x = 2,520,366.89