Finding the Third Proportional to 8,487,173,497.50 and 17,853,874,470

Step by Step Solution

1. Step 1: Write the proportion equation
   8,487,173,497.50 : 17,853,874,470 = 17,853,874,470 : x
2. Step 2: Convert to fraction form
   8,487,173,497.50/17,853,874,470 = 17,853,874,470/x
3. Step 3: Cross multiply
   8,487,173,497.50x = 17,853,874,470 × 17,853,874,470
4. Step 4: Simplify right side
   8,487,173,497.50x = 318,760,833,590,517,760,000
5. Step 5: Solve for x
   x = 318,760,833,590,517,760,000/8,487,173,497.50
6. Step 6: Final answer
   x = 37,557,949,496.90