Finding the Third Proportional to 2,685,830 and 4,164,897

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,830 : 4,164,897 = 4,164,897 : x
2. Step 2: Convert to fraction form
   2,685,830/4,164,897 = 4,164,897/x
3. Step 3: Cross multiply
   2,685,830x = 4,164,897 × 4,164,897
4. Step 4: Simplify right side
   2,685,830x = 17,346,367,020,609
5. Step 5: Solve for x
   x = 17,346,367,020,609/2,685,830
6. Step 6: Final answer
   x = 6,458,475.41