Finding the Third Proportional to 3,676,411 and 8,078,498

Step by Step Solution

1. Step 1: Write the proportion equation
   3,676,411 : 8,078,498 = 8,078,498 : x
2. Step 2: Convert to fraction form
   3,676,411/8,078,498 = 8,078,498/x
3. Step 3: Cross multiply
   3,676,411x = 8,078,498 × 8,078,498
4. Step 4: Simplify right side
   3,676,411x = 65,262,129,936,004
5. Step 5: Solve for x
   x = 65,262,129,936,004/3,676,411
6. Step 6: Final answer
   x = 17,751,587.06