Finding the Third Proportional to 4,163,336 and 8,876,338

Step by Step Solution

1. Step 1: Write the proportion equation
   4,163,336 : 8,876,338 = 8,876,338 : x
2. Step 2: Convert to fraction form
   4,163,336/8,876,338 = 8,876,338/x
3. Step 3: Cross multiply
   4,163,336x = 8,876,338 × 8,876,338
4. Step 4: Simplify right side
   4,163,336x = 78,789,376,290,244
5. Step 5: Solve for x
   x = 78,789,376,290,244/4,163,336
6. Step 6: Final answer
   x = 18,924,577.86