Finding the Third Proportional to 1,867,272 and 4,086,192

Step by Step Solution

1. Step 1: Write the proportion equation
   1,867,272 : 4,086,192 = 4,086,192 : x
2. Step 2: Convert to fraction form
   1,867,272/4,086,192 = 4,086,192/x
3. Step 3: Cross multiply
   1,867,272x = 4,086,192 × 4,086,192
4. Step 4: Simplify right side
   1,867,272x = 16,696,965,060,864
5. Step 5: Solve for x
   x = 16,696,965,060,864/1,867,272
6. Step 6: Final answer
   x = 8,941,902.98