Finding the Third Proportional to 2,161,754 and 4,692,724

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,754 : 4,692,724 = 4,692,724 : x
2. Step 2: Convert to fraction form
   2,161,754/4,692,724 = 4,692,724/x
3. Step 3: Cross multiply
   2,161,754x = 4,692,724 × 4,692,724
4. Step 4: Simplify right side
   2,161,754x = 22,021,658,540,176
5. Step 5: Solve for x
   x = 22,021,658,540,176/2,161,754
6. Step 6: Final answer
   x = 10,186,940.11