Finding the Third Proportional to 17,765,306,586 and 39,502,682,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,765,306,586 : 39,502,682,086.50 = 39,502,682,086.50 : x
2. Step 2: Convert to fraction form
   17,765,306,586/39,502,682,086.50 = 39,502,682,086.50/x
3. Step 3: Cross multiply
   17,765,306,586x = 39,502,682,086.50 × 39,502,682,086.50
4. Step 4: Simplify right side
   17,765,306,586x = 1,560,461,892,027,088,109,568
5. Step 5: Solve for x
   x = 1,560,461,892,027,088,109,568/17,765,306,586
6. Step 6: Final answer
   x = 87,837,599,901.42