Finding the Third Proportional to 3,933,225 and 8,558,634

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933,225 : 8,558,634 = 8,558,634 : x
2. Step 2: Convert to fraction form
   3,933,225/8,558,634 = 8,558,634/x
3. Step 3: Cross multiply
   3,933,225x = 8,558,634 × 8,558,634
4. Step 4: Simplify right side
   3,933,225x = 73,250,215,945,956
5. Step 5: Solve for x
   x = 73,250,215,945,956/3,933,225
6. Step 6: Final answer
   x = 18,623,449.19