Finding the Third Proportional to 2,141,780 and 3,141,138

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,780 : 3,141,138 = 3,141,138 : x
2. Step 2: Convert to fraction form
   2,141,780/3,141,138 = 3,141,138/x
3. Step 3: Cross multiply
   2,141,780x = 3,141,138 × 3,141,138
4. Step 4: Simplify right side
   2,141,780x = 9,866,747,935,044
5. Step 5: Solve for x
   x = 9,866,747,935,044/2,141,780
6. Step 6: Final answer
   x = 4,606,798.05