Finding the Third Proportional to 2,116,274 and 3,179,235

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,274 : 3,179,235 = 3,179,235 : x
2. Step 2: Convert to fraction form
   2,116,274/3,179,235 = 3,179,235/x
3. Step 3: Cross multiply
   2,116,274x = 3,179,235 × 3,179,235
4. Step 4: Simplify right side
   2,116,274x = 10,107,535,185,225
5. Step 5: Solve for x
   x = 10,107,535,185,225/2,116,274
6. Step 6: Final answer
   x = 4,776,099.50