Finding the Third Proportional to 515,454 and 1,045,404

Step by Step Solution

1. Step 1: Write the proportion equation
   515,454 : 1,045,404 = 1,045,404 : x
2. Step 2: Convert to fraction form
   515,454/1,045,404 = 1,045,404/x
3. Step 3: Cross multiply
   515,454x = 1,045,404 × 1,045,404
4. Step 4: Simplify right side
   515,454x = 1,092,869,523,216
5. Step 5: Solve for x
   x = 1,092,869,523,216/515,454
6. Step 6: Final answer
   x = 2,120,207.67