Finding the Third Proportional to 8,216,161 and 17,731,382

Step by Step Solution

1. Step 1: Write the proportion equation
   8,216,161 : 17,731,382 = 17,731,382 : x
2. Step 2: Convert to fraction form
   8,216,161/17,731,382 = 17,731,382/x
3. Step 3: Cross multiply
   8,216,161x = 17,731,382 × 17,731,382
4. Step 4: Simplify right side
   8,216,161x = 314,401,907,629,924
5. Step 5: Solve for x
   x = 314,401,907,629,924/8,216,161
6. Step 6: Final answer
   x = 38,266,278.82