Finding the Third Proportional to 809,901 and 1,772,352

Step by Step Solution

1. Step 1: Write the proportion equation
   809,901 : 1,772,352 = 1,772,352 : x
2. Step 2: Convert to fraction form
   809,901/1,772,352 = 1,772,352/x
3. Step 3: Cross multiply
   809,901x = 1,772,352 × 1,772,352
4. Step 4: Simplify right side
   809,901x = 3,141,231,611,904
5. Step 5: Solve for x
   x = 3,141,231,611,904/809,901
6. Step 6: Final answer
   x = 3,878,537.76