Finding the Third Proportional to 2,116,278 and 3,179,241

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,278 : 3,179,241 = 3,179,241 : x
2. Step 2: Convert to fraction form
   2,116,278/3,179,241 = 3,179,241/x
3. Step 3: Cross multiply
   2,116,278x = 3,179,241 × 3,179,241
4. Step 4: Simplify right side
   2,116,278x = 10,107,573,336,081
5. Step 5: Solve for x
   x = 10,107,573,336,081/2,116,278
6. Step 6: Final answer
   x = 4,776,108.50