Finding the Third Proportional to 997,280 and 2,193,936

Step by Step Solution

1. Step 1: Write the proportion equation
   997,280 : 2,193,936 = 2,193,936 : x
2. Step 2: Convert to fraction form
   997,280/2,193,936 = 2,193,936/x
3. Step 3: Cross multiply
   997,280x = 2,193,936 × 2,193,936
4. Step 4: Simplify right side
   997,280x = 4,813,355,172,096
5. Step 5: Solve for x
   x = 4,813,355,172,096/997,280
6. Step 6: Final answer
   x = 4,826,483.21