Finding the Third Proportional to 8,263,958 and 17,855,789

Step by Step Solution

1. Step 1: Write the proportion equation
   8,263,958 : 17,855,789 = 17,855,789 : x
2. Step 2: Convert to fraction form
   8,263,958/17,855,789 = 17,855,789/x
3. Step 3: Cross multiply
   8,263,958x = 17,855,789 × 17,855,789
4. Step 4: Simplify right side
   8,263,958x = 318,829,200,812,521
5. Step 5: Solve for x
   x = 318,829,200,812,521/8,263,958
6. Step 6: Final answer
   x = 38,580,689.88