Finding the Third Proportional to 810,136 and 1,772,764

Step by Step Solution

1. Step 1: Write the proportion equation
   810,136 : 1,772,764 = 1,772,764 : x
2. Step 2: Convert to fraction form
   810,136/1,772,764 = 1,772,764/x
3. Step 3: Cross multiply
   810,136x = 1,772,764 × 1,772,764
4. Step 4: Simplify right side
   810,136x = 3,142,692,199,696
5. Step 5: Solve for x
   x = 3,142,692,199,696/810,136
6. Step 6: Final answer
   x = 3,879,215.59