Finding the Third Proportional to 245,956.50 and 512,892

Step by Step Solution

1. Step 1: Write the proportion equation
   245,956.50 : 512,892 = 512,892 : x
2. Step 2: Convert to fraction form
   245,956.50/512,892 = 512,892/x
3. Step 3: Cross multiply
   245,956.50x = 512,892 × 512,892
4. Step 4: Simplify right side
   245,956.50x = 263,058,203,664
5. Step 5: Solve for x
   x = 263,058,203,664/245,956.50
6. Step 6: Final answer
   x = 1,069,531.42