Finding the Third Proportional to 3,608,908 and 7,515,392

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608,908 : 7,515,392 = 7,515,392 : x
2. Step 2: Convert to fraction form
   3,608,908/7,515,392 = 7,515,392/x
3. Step 3: Cross multiply
   3,608,908x = 7,515,392 × 7,515,392
4. Step 4: Simplify right side
   3,608,908x = 56,481,116,913,664
5. Step 5: Solve for x
   x = 56,481,116,913,664/3,608,908
6. Step 6: Final answer
   x = 15,650,472.92