Finding the Third Proportional to 2,158,382 and 3,118,230

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158,382 : 3,118,230 = 3,118,230 : x
2. Step 2: Convert to fraction form
   2,158,382/3,118,230 = 3,118,230/x
3. Step 3: Cross multiply
   2,158,382x = 3,118,230 × 3,118,230
4. Step 4: Simplify right side
   2,158,382x = 9,723,358,332,900
5. Step 5: Solve for x
   x = 9,723,358,332,900/2,158,382
6. Step 6: Final answer
   x = 4,504,929.31