Finding the Third Proportional to 42,147,658,760 and 91,012,923,363

Step by Step Solution

1. Step 1: Write the proportion equation
   42,147,658,760 : 91,012,923,363 = 91,012,923,363 : x
2. Step 2: Convert to fraction form
   42,147,658,760/91,012,923,363 = 91,012,923,363/x
3. Step 3: Cross multiply
   42,147,658,760x = 91,012,923,363 × 91,012,923,363
4. Step 4: Simplify right side
   42,147,658,760x = 8,283,352,219,079,311,097,856
5. Step 5: Solve for x
   x = 8,283,352,219,079,311,097,856/42,147,658,760
6. Step 6: Final answer
   x = 196,531,728,280.49