Finding the Third Proportional to 815,776 and 1,767,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   815,776 : 1,767,144.50 = 1,767,144.50 : x
2. Step 2: Convert to fraction form
   815,776/1,767,144.50 = 1,767,144.50/x
3. Step 3: Cross multiply
   815,776x = 1,767,144.50 × 1,767,144.50
4. Step 4: Simplify right side
   815,776x = 3,122,799,683,880.25
5. Step 5: Solve for x
   x = 3,122,799,683,880.25/815,776
6. Step 6: Final answer
   x = 3,828,011.22