Finding the Third Proportional to 598,892 and 1,298,536

Step by Step Solution

1. Step 1: Write the proportion equation
   598,892 : 1,298,536 = 1,298,536 : x
2. Step 2: Convert to fraction form
   598,892/1,298,536 = 1,298,536/x
3. Step 3: Cross multiply
   598,892x = 1,298,536 × 1,298,536
4. Step 4: Simplify right side
   598,892x = 1,686,195,743,296
5. Step 5: Solve for x
   x = 1,686,195,743,296/598,892
6. Step 6: Final answer
   x = 2,815,525.58