Finding the Third Proportional to 19,185,927,620 and 42,783,321,764

Step by Step Solution

1. Step 1: Write the proportion equation
   19,185,927,620 : 42,783,321,764 = 42,783,321,764 : x
2. Step 2: Convert to fraction form
   19,185,927,620/42,783,321,764 = 42,783,321,764/x
3. Step 3: Cross multiply
   19,185,927,620x = 42,783,321,764 × 42,783,321,764
4. Step 4: Simplify right side
   19,185,927,620x = 1,830,412,621,161,956,114,432
5. Step 5: Solve for x
   x = 1,830,412,621,161,956,114,432/19,185,927,620
6. Step 6: Final answer
   x = 95,403,915,693.60