Finding the Third Proportional to 619,472 and 908,738

Step by Step Solution

1. Step 1: Write the proportion equation
   619,472 : 908,738 = 908,738 : x
2. Step 2: Convert to fraction form
   619,472/908,738 = 908,738/x
3. Step 3: Cross multiply
   619,472x = 908,738 × 908,738
4. Step 4: Simplify right side
   619,472x = 825,804,752,644
5. Step 5: Solve for x
   x = 825,804,752,644/619,472
6. Step 6: Final answer
   x = 1,333,078.42