Finding the Third Proportional to 2,912,270 and 4,558,537

Step by Step Solution

1. Step 1: Write the proportion equation
   2,912,270 : 4,558,537 = 4,558,537 : x
2. Step 2: Convert to fraction form
   2,912,270/4,558,537 = 4,558,537/x
3. Step 3: Cross multiply
   2,912,270x = 4,558,537 × 4,558,537
4. Step 4: Simplify right side
   2,912,270x = 20,780,259,580,369
5. Step 5: Solve for x
   x = 20,780,259,580,369/2,912,270
6. Step 6: Final answer
   x = 7,135,416.56