Finding the Third Proportional to 817,900 and 1,241,564

Step by Step Solution

1. Step 1: Write the proportion equation
   817,900 : 1,241,564 = 1,241,564 : x
2. Step 2: Convert to fraction form
   817,900/1,241,564 = 1,241,564/x
3. Step 3: Cross multiply
   817,900x = 1,241,564 × 1,241,564
4. Step 4: Simplify right side
   817,900x = 1,541,481,166,096
5. Step 5: Solve for x
   x = 1,541,481,166,096/817,900
6. Step 6: Final answer
   x = 1,884,681.70