Finding the Third Proportional to 2,155,404 and 3,138,334

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,404 : 3,138,334 = 3,138,334 : x
2. Step 2: Convert to fraction form
   2,155,404/3,138,334 = 3,138,334/x
3. Step 3: Cross multiply
   2,155,404x = 3,138,334 × 3,138,334
4. Step 4: Simplify right side
   2,155,404x = 9,849,140,295,556
5. Step 5: Solve for x
   x = 9,849,140,295,556/2,155,404
6. Step 6: Final answer
   x = 4,569,510.08