Finding the Third Proportional to 2,031,210 and 3,155,278

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031,210 : 3,155,278 = 3,155,278 : x
2. Step 2: Convert to fraction form
   2,031,210/3,155,278 = 3,155,278/x
3. Step 3: Cross multiply
   2,031,210x = 3,155,278 × 3,155,278
4. Step 4: Simplify right side
   2,031,210x = 9,955,779,257,284
5. Step 5: Solve for x
   x = 9,955,779,257,284/2,031,210
6. Step 6: Final answer
   x = 4,901,403.23