Finding the Third Proportional to 2,787,372 and 5,909,679

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,372 : 5,909,679 = 5,909,679 : x
2. Step 2: Convert to fraction form
   2,787,372/5,909,679 = 5,909,679/x
3. Step 3: Cross multiply
   2,787,372x = 5,909,679 × 5,909,679
4. Step 4: Simplify right side
   2,787,372x = 34,924,305,883,041
5. Step 5: Solve for x
   x = 34,924,305,883,041/2,787,372
6. Step 6: Final answer
   x = 12,529,474.32