Finding the Third Proportional to 1,834,561 and 3,891,138

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834,561 : 3,891,138 = 3,891,138 : x
2. Step 2: Convert to fraction form
   1,834,561/3,891,138 = 3,891,138/x
3. Step 3: Cross multiply
   1,834,561x = 3,891,138 × 3,891,138
4. Step 4: Simplify right side
   1,834,561x = 15,140,954,935,044
5. Step 5: Solve for x
   x = 15,140,954,935,044/1,834,561
6. Step 6: Final answer
   x = 8,253,176.07