Finding the Third Proportional to 3,726,872 and 7,985,192

Step by Step Solution

1. Step 1: Write the proportion equation
   3,726,872 : 7,985,192 = 7,985,192 : x
2. Step 2: Convert to fraction form
   3,726,872/7,985,192 = 7,985,192/x
3. Step 3: Cross multiply
   3,726,872x = 7,985,192 × 7,985,192
4. Step 4: Simplify right side
   3,726,872x = 63,763,291,276,864
5. Step 5: Solve for x
   x = 63,763,291,276,864/3,726,872
6. Step 6: Final answer
   x = 17,109,063.92