Finding the Third Proportional to 2,105,745 and 4,530,672

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,745 : 4,530,672 = 4,530,672 : x
2. Step 2: Convert to fraction form
   2,105,745/4,530,672 = 4,530,672/x
3. Step 3: Cross multiply
   2,105,745x = 4,530,672 × 4,530,672
4. Step 4: Simplify right side
   2,105,745x = 20,526,988,771,584
5. Step 5: Solve for x
   x = 20,526,988,771,584/2,105,745
6. Step 6: Final answer
   x = 9,748,088.57