Finding the Third Proportional to 3,430,730 and 5,031,507

Step by Step Solution

1. Step 1: Write the proportion equation
   3,430,730 : 5,031,507 = 5,031,507 : x
2. Step 2: Convert to fraction form
   3,430,730/5,031,507 = 5,031,507/x
3. Step 3: Cross multiply
   3,430,730x = 5,031,507 × 5,031,507
4. Step 4: Simplify right side
   3,430,730x = 25,316,062,691,049
5. Step 5: Solve for x
   x = 25,316,062,691,049/3,430,730
6. Step 6: Final answer
   x = 7,379,205.79