Finding the Third Proportional to 42,628,621,722.56 and 91,722,661,092.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,628,621,722.56 : 91,722,661,092.32 = 91,722,661,092.32 : x
2. Step 2: Convert to fraction form
   42,628,621,722.56/91,722,661,092.32 = 91,722,661,092.32/x
3. Step 3: Cross multiply
   42,628,621,722.56x = 91,722,661,092.32 × 91,722,661,092.32
4. Step 4: Simplify right side
   42,628,621,722.56x = 8,413,046,557,855,676,628,992
5. Step 5: Solve for x
   x = 8,413,046,557,855,676,628,992/42,628,621,722.56
6. Step 6: Final answer
   x = 197,356,757,453.02