Finding the Third Proportional to 809,884 and 1,772,296

Step by Step Solution

1. Step 1: Write the proportion equation
   809,884 : 1,772,296 = 1,772,296 : x
2. Step 2: Convert to fraction form
   809,884/1,772,296 = 1,772,296/x
3. Step 3: Cross multiply
   809,884x = 1,772,296 × 1,772,296
4. Step 4: Simplify right side
   809,884x = 3,141,033,111,616
5. Step 5: Solve for x
   x = 3,141,033,111,616/809,884
6. Step 6: Final answer
   x = 3,878,374.08