Finding the Third Proportional to 800,436 and 1,423,396

Step by Step Solution

1. Step 1: Write the proportion equation
   800,436 : 1,423,396 = 1,423,396 : x
2. Step 2: Convert to fraction form
   800,436/1,423,396 = 1,423,396/x
3. Step 3: Cross multiply
   800,436x = 1,423,396 × 1,423,396
4. Step 4: Simplify right side
   800,436x = 2,026,056,172,816
5. Step 5: Solve for x
   x = 2,026,056,172,816/800,436
6. Step 6: Final answer
   x = 2,531,190.72