Finding the Third Proportional to 19,838,481,969 and 42,832,835,286

Step by Step Solution

1. Step 1: Write the proportion equation
   19,838,481,969 : 42,832,835,286 = 42,832,835,286 : x
2. Step 2: Convert to fraction form
   19,838,481,969/42,832,835,286 = 42,832,835,286/x
3. Step 3: Cross multiply
   19,838,481,969x = 42,832,835,286 × 42,832,835,286
4. Step 4: Simplify right side
   19,838,481,969x = 1,834,651,778,637,606,682,624
5. Step 5: Solve for x
   x = 1,834,651,778,637,606,682,624/19,838,481,969
6. Step 6: Final answer
   x = 92,479,443,815.53