Finding the Third Proportional to 2,891,748 and 4,328,870

Step by Step Solution

1. Step 1: Write the proportion equation
   2,891,748 : 4,328,870 = 4,328,870 : x
2. Step 2: Convert to fraction form
   2,891,748/4,328,870 = 4,328,870/x
3. Step 3: Cross multiply
   2,891,748x = 4,328,870 × 4,328,870
4. Step 4: Simplify right side
   2,891,748x = 18,739,115,476,900
5. Step 5: Solve for x
   x = 18,739,115,476,900/2,891,748
6. Step 6: Final answer
   x = 6,480,203.49