Finding the Third Proportional to 3,933,237 and 8,558,658

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933,237 : 8,558,658 = 8,558,658 : x
2. Step 2: Convert to fraction form
   3,933,237/8,558,658 = 8,558,658/x
3. Step 3: Cross multiply
   3,933,237x = 8,558,658 × 8,558,658
4. Step 4: Simplify right side
   3,933,237x = 73,250,626,760,964
5. Step 5: Solve for x
   x = 73,250,626,760,964/3,933,237
6. Step 6: Final answer
   x = 18,623,496.82