Finding the Third Proportional to 2,140,838 and 3,514,507

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,838 : 3,514,507 = 3,514,507 : x
2. Step 2: Convert to fraction form
   2,140,838/3,514,507 = 3,514,507/x
3. Step 3: Cross multiply
   2,140,838x = 3,514,507 × 3,514,507
4. Step 4: Simplify right side
   2,140,838x = 12,351,759,453,049
5. Step 5: Solve for x
   x = 12,351,759,453,049/2,140,838
6. Step 6: Final answer
   x = 5,769,590.90