Finding the Third Proportional to 19,291,917,062 and 41,789,553,718

Step by Step Solution

1. Step 1: Write the proportion equation
   19,291,917,062 : 41,789,553,718 = 41,789,553,718 : x
2. Step 2: Convert to fraction form
   19,291,917,062/41,789,553,718 = 41,789,553,718/x
3. Step 3: Cross multiply
   19,291,917,062x = 41,789,553,718 × 41,789,553,718
4. Step 4: Simplify right side
   19,291,917,062x = 1,746,366,799,949,607,731,200
5. Step 5: Solve for x
   x = 1,746,366,799,949,607,731,200/19,291,917,062
6. Step 6: Final answer
   x = 90,523,238,013.99