Finding the Third Proportional to 19,976,974 and 42,985,858

Step by Step Solution

1. Step 1: Write the proportion equation
   19,976,974 : 42,985,858 = 42,985,858 : x
2. Step 2: Convert to fraction form
   19,976,974/42,985,858 = 42,985,858/x
3. Step 3: Cross multiply
   19,976,974x = 42,985,858 × 42,985,858
4. Step 4: Simplify right side
   19,976,974x = 1,847,783,987,996,164
5. Step 5: Solve for x
   x = 1,847,783,987,996,164/19,976,974
6. Step 6: Final answer
   x = 92,495,689.69