Finding the Third Proportional to 874,897 and 1,819,631

Step by Step Solution

1. Step 1: Write the proportion equation
   874,897 : 1,819,631 = 1,819,631 : x
2. Step 2: Convert to fraction form
   874,897/1,819,631 = 1,819,631/x
3. Step 3: Cross multiply
   874,897x = 1,819,631 × 1,819,631
4. Step 4: Simplify right side
   874,897x = 3,311,056,976,161
5. Step 5: Solve for x
   x = 3,311,056,976,161/874,897
6. Step 6: Final answer
   x = 3,784,510.61