Finding the Third Proportional to 1,901,894 and 3,891,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,901,894 : 3,891,228 = 3,891,228 : x
2. Step 2: Convert to fraction form
   1,901,894/3,891,228 = 3,891,228/x
3. Step 3: Cross multiply
   1,901,894x = 3,891,228 × 3,891,228
4. Step 4: Simplify right side
   1,901,894x = 15,141,655,347,984
5. Step 5: Solve for x
   x = 15,141,655,347,984/1,901,894
6. Step 6: Final answer
   x = 7,961,356.07