Finding the Third Proportional to 19,768,170 and 42,734,166

Step by Step Solution

1. Step 1: Write the proportion equation
   19,768,170 : 42,734,166 = 42,734,166 : x
2. Step 2: Convert to fraction form
   19,768,170/42,734,166 = 42,734,166/x
3. Step 3: Cross multiply
   19,768,170x = 42,734,166 × 42,734,166
4. Step 4: Simplify right side
   19,768,170x = 1,826,208,943,715,556
5. Step 5: Solve for x
   x = 1,826,208,943,715,556/19,768,170
6. Step 6: Final answer
   x = 92,381,284.85