Finding the Third Proportional to 800,432 and 1,423,388

Step by Step Solution

1. Step 1: Write the proportion equation
   800,432 : 1,423,388 = 1,423,388 : x
2. Step 2: Convert to fraction form
   800,432/1,423,388 = 1,423,388/x
3. Step 3: Cross multiply
   800,432x = 1,423,388 × 1,423,388
4. Step 4: Simplify right side
   800,432x = 2,026,033,398,544
5. Step 5: Solve for x
   x = 2,026,033,398,544/800,432
6. Step 6: Final answer
   x = 2,531,174.91