Finding the Third Proportional to 2,100,540 and 4,609,536

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,540 : 4,609,536 = 4,609,536 : x
2. Step 2: Convert to fraction form
   2,100,540/4,609,536 = 4,609,536/x
3. Step 3: Cross multiply
   2,100,540x = 4,609,536 × 4,609,536
4. Step 4: Simplify right side
   2,100,540x = 21,247,822,135,296
5. Step 5: Solve for x
   x = 21,247,822,135,296/2,100,540
6. Step 6: Final answer
   x = 10,115,409.44