Finding the Third Proportional to 2,101,824 and 4,371,390

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101,824 : 4,371,390 = 4,371,390 : x
2. Step 2: Convert to fraction form
   2,101,824/4,371,390 = 4,371,390/x
3. Step 3: Cross multiply
   2,101,824x = 4,371,390 × 4,371,390
4. Step 4: Simplify right side
   2,101,824x = 19,109,050,532,100
5. Step 5: Solve for x
   x = 19,109,050,532,100/2,101,824
6. Step 6: Final answer
   x = 9,091,651.12