Finding the Third Proportional to 1,384,930 and 2,071,859

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384,930 : 2,071,859 = 2,071,859 : x
2. Step 2: Convert to fraction form
   1,384,930/2,071,859 = 2,071,859/x
3. Step 3: Cross multiply
   1,384,930x = 2,071,859 × 2,071,859
4. Step 4: Simplify right side
   1,384,930x = 4,292,599,715,881
5. Step 5: Solve for x
   x = 4,292,599,715,881/1,384,930
6. Step 6: Final answer
   x = 3,099,506.63