Finding the Third Proportional to 12,960,586 and 30,004,729

Step by Step Solution

1. Step 1: Write the proportion equation
   12,960,586 : 30,004,729 = 30,004,729 : x
2. Step 2: Convert to fraction form
   12,960,586/30,004,729 = 30,004,729/x
3. Step 3: Cross multiply
   12,960,586x = 30,004,729 × 30,004,729
4. Step 4: Simplify right side
   12,960,586x = 900,283,762,363,441
5. Step 5: Solve for x
   x = 900,283,762,363,441/12,960,586
6. Step 6: Final answer
   x = 69,463,198.84