Finding the Third Proportional to 997,200 and 2,134,512

Step by Step Solution

1. Step 1: Write the proportion equation
   997,200 : 2,134,512 = 2,134,512 : x
2. Step 2: Convert to fraction form
   997,200/2,134,512 = 2,134,512/x
3. Step 3: Cross multiply
   997,200x = 2,134,512 × 2,134,512
4. Step 4: Simplify right side
   997,200x = 4,556,141,478,144
5. Step 5: Solve for x
   x = 4,556,141,478,144/997,200
6. Step 6: Final answer
   x = 4,568,934.49