Finding the Third Proportional to 7,803,996 and 12,010,338

Step by Step Solution

1. Step 1: Write the proportion equation
   7,803,996 : 12,010,338 = 12,010,338 : x
2. Step 2: Convert to fraction form
   7,803,996/12,010,338 = 12,010,338/x
3. Step 3: Cross multiply
   7,803,996x = 12,010,338 × 12,010,338
4. Step 4: Simplify right side
   7,803,996x = 144,248,218,874,244
5. Step 5: Solve for x
   x = 144,248,218,874,244/7,803,996
6. Step 6: Final answer
   x = 18,483,891.95