Finding the Third Proportional to 19,505,443,620 and 42,737,351,400

Step by Step Solution

1. Step 1: Write the proportion equation
   19,505,443,620 : 42,737,351,400 = 42,737,351,400 : x
2. Step 2: Convert to fraction form
   19,505,443,620/42,737,351,400 = 42,737,351,400/x
3. Step 3: Cross multiply
   19,505,443,620x = 42,737,351,400 × 42,737,351,400
4. Step 4: Simplify right side
   19,505,443,620x = 1,826,481,204,687,081,832,448
5. Step 5: Solve for x
   x = 1,826,481,204,687,081,832,448/19,505,443,620
6. Step 6: Final answer
   x = 93,639,562,384.23