Finding the Third Proportional to 17,258,809,616,378 and 37,555,864,907,364

Step by Step Solution

1. Step 1: Write the proportion equation
   17,258,809,616,378 : 37,555,864,907,364 = 37,555,864,907,364 : x
2. Step 2: Convert to fraction form
   17,258,809,616,378/37,555,864,907,364 = 37,555,864,907,364/x
3. Step 3: Cross multiply
   17,258,809,616,378x = 37,555,864,907,364 × 37,555,864,907,364
4. Step 4: Simplify right side
   17,258,809,616,378x = 1,410,442,988,940,174,744,216,403,968
5. Step 5: Solve for x
   x = 1,410,442,988,940,174,744,216,403,968/17,258,809,616,378
6. Step 6: Final answer
   x = 81,723,074,782,730.92