Finding the Third Proportional to 811,470 and 1,762,908

Step by Step Solution

1. Step 1: Write the proportion equation
   811,470 : 1,762,908 = 1,762,908 : x
2. Step 2: Convert to fraction form
   811,470/1,762,908 = 1,762,908/x
3. Step 3: Cross multiply
   811,470x = 1,762,908 × 1,762,908
4. Step 4: Simplify right side
   811,470x = 3,107,844,616,464
5. Step 5: Solve for x
   x = 3,107,844,616,464/811,470
6. Step 6: Final answer
   x = 3,829,894.66