Finding the Third Proportional to 8,412,288 and 18,300,798

Step by Step Solution

1. Step 1: Write the proportion equation
   8,412,288 : 18,300,798 = 18,300,798 : x
2. Step 2: Convert to fraction form
   8,412,288/18,300,798 = 18,300,798/x
3. Step 3: Cross multiply
   8,412,288x = 18,300,798 × 18,300,798
4. Step 4: Simplify right side
   8,412,288x = 334,919,207,436,804
5. Step 5: Solve for x
   x = 334,919,207,436,804/8,412,288
6. Step 6: Final answer
   x = 39,813,093.35