Finding the Third Proportional to 42,106,831 and 91,628,152

Step by Step Solution

1. Step 1: Write the proportion equation
   42,106,831 : 91,628,152 = 91,628,152 : x
2. Step 2: Convert to fraction form
   42,106,831/91,628,152 = 91,628,152/x
3. Step 3: Cross multiply
   42,106,831x = 91,628,152 × 91,628,152
4. Step 4: Simplify right side
   42,106,831x = 8,395,718,238,935,104
5. Step 5: Solve for x
   x = 8,395,718,238,935,104/42,106,831
6. Step 6: Final answer
   x = 199,390,883.61