Finding the Third Proportional to 19,164,890,569,842 and 42,614,777,166,805

Step by Step Solution

1. Step 1: Write the proportion equation
   19,164,890,569,842 : 42,614,777,166,805 = 42,614,777,166,805 : x
2. Step 2: Convert to fraction form
   19,164,890,569,842/42,614,777,166,805 = 42,614,777,166,805/x
3. Step 3: Cross multiply
   19,164,890,569,842x = 42,614,777,166,805 × 42,614,777,166,805
4. Step 4: Simplify right side
   19,164,890,569,842x = 1,816,019,232,976,444,745,922,379,776
5. Step 5: Solve for x
   x = 1,816,019,232,976,444,745,922,379,776/19,164,890,569,842
6. Step 6: Final answer
   x = 94,757,610,347,858.95