Finding the Third Proportional to 780,224 and 1,676,844

Step by Step Solution

1. Step 1: Write the proportion equation
   780,224 : 1,676,844 = 1,676,844 : x
2. Step 2: Convert to fraction form
   780,224/1,676,844 = 1,676,844/x
3. Step 3: Cross multiply
   780,224x = 1,676,844 × 1,676,844
4. Step 4: Simplify right side
   780,224x = 2,811,805,800,336
5. Step 5: Solve for x
   x = 2,811,805,800,336/780,224
6. Step 6: Final answer
   x = 3,603,844.28