Finding the Third Proportional to 2,491,168.50 and 4,067,820

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491,168.50 : 4,067,820 = 4,067,820 : x
2. Step 2: Convert to fraction form
   2,491,168.50/4,067,820 = 4,067,820/x
3. Step 3: Cross multiply
   2,491,168.50x = 4,067,820 × 4,067,820
4. Step 4: Simplify right side
   2,491,168.50x = 16,547,159,552,400
5. Step 5: Solve for x
   x = 16,547,159,552,400/2,491,168.50
6. Step 6: Final answer
   x = 6,642,328.51