Finding the Third Proportional to 509,069 and 1,053,369

Step by Step Solution

1. Step 1: Write the proportion equation
   509,069 : 1,053,369 = 1,053,369 : x
2. Step 2: Convert to fraction form
   509,069/1,053,369 = 1,053,369/x
3. Step 3: Cross multiply
   509,069x = 1,053,369 × 1,053,369
4. Step 4: Simplify right side
   509,069x = 1,109,586,250,161
5. Step 5: Solve for x
   x = 1,109,586,250,161/509,069
6. Step 6: Final answer
   x = 2,179,638.22