Finding the Third Proportional to 7,988,657,641.31 and 17,367,823,900.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,988,657,641.31 : 17,367,823,900.69 = 17,367,823,900.69 : x
2. Step 2: Convert to fraction form
   7,988,657,641.31/17,367,823,900.69 = 17,367,823,900.69/x
3. Step 3: Cross multiply
   7,988,657,641.31x = 17,367,823,900.69 × 17,367,823,900.69
4. Step 4: Simplify right side
   7,988,657,641.31x = 301,641,307,045,309,317,120
5. Step 5: Solve for x
   x = 301,641,307,045,309,317,120/7,988,657,641.31
6. Step 6: Final answer
   x = 37,758,697,466.94