Finding the Third Proportional to 506,262 and 739,404

Step by Step Solution

1. Step 1: Write the proportion equation
   506,262 : 739,404 = 739,404 : x
2. Step 2: Convert to fraction form
   506,262/739,404 = 739,404/x
3. Step 3: Cross multiply
   506,262x = 739,404 × 739,404
4. Step 4: Simplify right side
   506,262x = 546,718,275,216
5. Step 5: Solve for x
   x = 546,718,275,216/506,262
6. Step 6: Final answer
   x = 1,079,911.74