Finding the Third Proportional to 18,728,463,456.98 and 27,059,395,498.59

Step by Step Solution

1. Step 1: Write the proportion equation
   18,728,463,456.98 : 27,059,395,498.59 = 27,059,395,498.59 : x
2. Step 2: Convert to fraction form
   18,728,463,456.98/27,059,395,498.59 = 27,059,395,498.59/x
3. Step 3: Cross multiply
   18,728,463,456.98x = 27,059,395,498.59 × 27,059,395,498.59
4. Step 4: Simplify right side
   18,728,463,456.98x = 732,210,884,749,329,301,504
5. Step 5: Solve for x
   x = 732,210,884,749,329,301,504/18,728,463,456.98
6. Step 6: Final answer
   x = 39,096,153,639.68