Finding the Third Proportional to 804,590 and 1,588,644

Step by Step Solution

1. Step 1: Write the proportion equation
   804,590 : 1,588,644 = 1,588,644 : x
2. Step 2: Convert to fraction form
   804,590/1,588,644 = 1,588,644/x
3. Step 3: Cross multiply
   804,590x = 1,588,644 × 1,588,644
4. Step 4: Simplify right side
   804,590x = 2,523,789,758,736
5. Step 5: Solve for x
   x = 2,523,789,758,736/804,590
6. Step 6: Final answer
   x = 3,136,740.15