Finding the Third Proportional to 831,697 and 1,804,558

Step by Step Solution

1. Step 1: Write the proportion equation
   831,697 : 1,804,558 = 1,804,558 : x
2. Step 2: Convert to fraction form
   831,697/1,804,558 = 1,804,558/x
3. Step 3: Cross multiply
   831,697x = 1,804,558 × 1,804,558
4. Step 4: Simplify right side
   831,697x = 3,256,429,575,364
5. Step 5: Solve for x
   x = 3,256,429,575,364/831,697
6. Step 6: Final answer
   x = 3,915,403.78