Finding the Third Proportional to 2,248,506 and 5,307,729

Step by Step Solution

1. Step 1: Write the proportion equation
   2,248,506 : 5,307,729 = 5,307,729 : x
2. Step 2: Convert to fraction form
   2,248,506/5,307,729 = 5,307,729/x
3. Step 3: Cross multiply
   2,248,506x = 5,307,729 × 5,307,729
4. Step 4: Simplify right side
   2,248,506x = 28,171,987,137,441
5. Step 5: Solve for x
   x = 28,171,987,137,441/2,248,506
6. Step 6: Final answer
   x = 12,529,202.56