Finding the Third Proportional to 3,505,056 and 7,276,439

Step by Step Solution

1. Step 1: Write the proportion equation
   3,505,056 : 7,276,439 = 7,276,439 : x
2. Step 2: Convert to fraction form
   3,505,056/7,276,439 = 7,276,439/x
3. Step 3: Cross multiply
   3,505,056x = 7,276,439 × 7,276,439
4. Step 4: Simplify right side
   3,505,056x = 52,946,564,520,721
5. Step 5: Solve for x
   x = 52,946,564,520,721/3,505,056
6. Step 6: Final answer
   x = 15,105,768.50