Finding the Third Proportional to 1,612,278 and 3,514,860

Step by Step Solution

1. Step 1: Write the proportion equation
   1,612,278 : 3,514,860 = 3,514,860 : x
2. Step 2: Convert to fraction form
   1,612,278/3,514,860 = 3,514,860/x
3. Step 3: Cross multiply
   1,612,278x = 3,514,860 × 3,514,860
4. Step 4: Simplify right side
   1,612,278x = 12,354,240,819,600
5. Step 5: Solve for x
   x = 12,354,240,819,600/1,612,278
6. Step 6: Final answer
   x = 7,662,599.64