Finding the Third Proportional to 817,830 and 1,241,460

Step by Step Solution

1. Step 1: Write the proportion equation
   817,830 : 1,241,460 = 1,241,460 : x
2. Step 2: Convert to fraction form
   817,830/1,241,460 = 1,241,460/x
3. Step 3: Cross multiply
   817,830x = 1,241,460 × 1,241,460
4. Step 4: Simplify right side
   817,830x = 1,541,222,931,600
5. Step 5: Solve for x
   x = 1,541,222,931,600/817,830
6. Step 6: Final answer
   x = 1,884,527.26