Finding the Third Proportional to 17,697,339,790 and 37,918,963,434

Step by Step Solution

1. Step 1: Write the proportion equation
   17,697,339,790 : 37,918,963,434 = 37,918,963,434 : x
2. Step 2: Convert to fraction form
   17,697,339,790/37,918,963,434 = 37,918,963,434/x
3. Step 3: Cross multiply
   17,697,339,790x = 37,918,963,434 × 37,918,963,434
4. Step 4: Simplify right side
   17,697,339,790x = 1,437,847,787,909,029,036,032
5. Step 5: Solve for x
   x = 1,437,847,787,909,029,036,032/17,697,339,790
6. Step 6: Final answer
   x = 81,246,549,197.27