Finding the Third Proportional to 8,487,173,512 and 17,853,874,504

Step by Step Solution

1. Step 1: Write the proportion equation
   8,487,173,512 : 17,853,874,504 = 17,853,874,504 : x
2. Step 2: Convert to fraction form
   8,487,173,512/17,853,874,504 = 17,853,874,504/x
3. Step 3: Cross multiply
   8,487,173,512x = 17,853,874,504 × 17,853,874,504
4. Step 4: Simplify right side
   8,487,173,512x = 318,760,834,804,581,269,504
5. Step 5: Solve for x
   x = 318,760,834,804,581,269,504/8,487,173,512
6. Step 6: Final answer
   x = 37,557,949,575.78